In the diagram, shown below:
If ∠ABC = 60°and ∠DAB = 127°
Then what is ∠ACB ?

In The Diagram, Shown Below:If ABC = 60and DAB = 127Then What Is ACB ?

Answers

Answer 1

Answer:

Angle ACB = 67

Step-by-step explanation:

Angle DAB and BAC are supplementary angles. This means they add up to 180 degrees. So subtract 127 from 180 to find angle BAC which is 53. We know that a triangle's degrees add up to 180. So take 180 and subtract (60+ 53) to find angle ACB.

Answer 2

The angles around point A should add up to 360° ∠ACB is 173°.

In the given diagram where ∠ABC is 60° and ∠DAB is 127°, you can find ∠ACB by using the fact that the angles around point A should add up to 360°.

∠DAB + ∠CAB + ∠CBA = 360°

Given that ∠DAB = 127° and ∠CAB is 60°, you can solve for ∠CBA:

127° + 60° + ∠CBA = 360°

Combine the known angles on the left side:

187° + ∠CBA = 360°

Now, isolate ∠CBA:

∠CBA = 360° - 187°

∠CBA = 173°

so, ∠ACB is 173°.

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Related Questions

What is the justification for step 1 in the solution process?

8x + 15 = 11x + 2
Step 1: 8x = 11x − 13
A.
the division property of equality
B.
the addition property of equality
C.
the subtraction property of equality
D.
the multiplication property of equality
HURRY PLEASE U GET 15 POINT PLEASE HURRY THO

Answers

It’s the subtraction property of equality because you’re subtracting 15 from both sides
Final answer:

Step 1 used C) the subtraction property of equality to subtract 15 from both sides of the initial equation.

Explanation:

In step 1 of the solution process to the equation 8x + 15 = 11x + 2, the C) subtraction property of equality is used.

This property states that if you subtract the same number from both sides of an equation, the equation remains balanced. In this case, 15 was subtracted from both sides to get 8x = 11x - 13.

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A credit card customer owes $523.85 they are only able to make a payment of $184.50 how much money does the customer still owe?

Answers

Answer:

339.35

Step-by-step explanation:

The amount of money the credit card customer still owes to pay is $339.35.

We are given that,

The amount the credit card customer owes = $523.85.

The amount the credit card customer paid = $184.50.

We have to find the amount of money the credit card customer still owes to pay.

The amount of money the credit card customer still owes to pay :

= The amount the credit card customer owes - The amount the credit card customer paid

= $523.85 - $184.50

= $339.35

Thus, the amount of money the credit card customer still owes to pay after paying $184.50 is $339.35.

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The box plots show the average gas mileage, in miles per gallon, of the cars sold at a dealership in June and in December.

Gas Mileage of Cars Sold in June
2 box plots. The number line goes from 14 to 34. For cars sold in June, the whiskers range from 21 to 33, and the box ranges from 22 to 29. A line divides the box at 24. For Cars sold in December, the whiskers range from 14 to 26, and the box ranges from 18 to 21. A line divides the box at 19.
Gas Mileage of Cars Sold in December

Which inference can be made about the cars?
The type of cars sold in June typically gets better gas mileage.
The type of cars sold in December typically gets better gas mileage.
The types of cars sold in the two months typically get about the same gas mileage.
The types of cars sold in the two months typically get better gas mileage than those sold in other months.
PLS HELP! THANKS

Answers

Since both have the same interquartile range, the inference made would be: types of cars sold in the two months typically get about the same gas mileage.

What is the Interquartile Range?

The interquartile range is a measure of variability, which can be used in comparing two data distribution.

Interquartile range = Q3 - Q1.

Interquartile range for gas mileage of cars sold in June = 33 - 21 = 12.

Interquartile range for gas mileage of cars sold in December = 26 - 14 = 12.

Therefore, since both have the same interquartile range, the inference made would be: types of cars sold in the two months typically get about the same gas mileage.

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Answer: Its C.

Step-by-step explanation:

Edge 2022

Jose and Jayden go to the movie theater and purchase refreshments for their friends. Jose spends a total of $43.25 on 5 bags of popcorn and 4 drinks. Jayden spends a total of $24.25 on 3 bags of popcorn and 2 drinks. Write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. Using these equations, determine and state the price of a bag of popcorn, to the nearest cent.

Answers

Answer: The equations are as follows;

5p + 4d = 43.25 ————(1) and

3p + 2d = 24.25 ————(2)

Also a bag of popcorn costs $5.25

Step-by-step explanation: We start by assigning letters to the unknown variables. Let a bag of popcorn be p and let one drink be d. The clues given in the question include the cost of buying five bags of popcorn and four drinks which is a total of $43.25. This can be expressed as

5p + 4d = 43.25 ————(1)

Another clue is that three bags of popcorn and two drinks cost $24.25. This also can be expressed as

3p + 2d = 24.25 ————(2)

Now we have a pair of simultaneous equations as follows

5p + 4d = 43.25 ————(1)

3p + 2d = 24.25 ————(2)

We shall use the elimination method since all the unknowns have coefficients greater than 1. Multiply equation one by 3, and multiply equation two by 5 (so as to eliminate ‘p’)

5p + 4d = 43.25 ——— x3

3p + 2d = 24.25 ——— x5

15p + 12d = 129.75 ———(3)

15p + 10d = 121.25 ———(4)

Subtract equation (4) from equation (3) and we have

2d = 8.5

Divide both sides of the equation by 2

d = 4.25.

That means each drink costs $4.25

We can now substitute for the value of d into equation (2)

3p + 2d = 24.25

When d = 4.25

3p + 2(4.25) = 24.25

3p + 8.5 = 24.25

Subtract 8.5 from both sides of the equation

3p = 15.75

Divide both sides of the equation by 3

p = 5.25. This means a bag of popcorn costs $5.25

Please help with this algebra!! I’m

Answers

Answer:

(-4, -1)

Step-by-step explanation:

x = 4y

-4x - y = 17

Plug in 4y for x in the second equation:

-4(4y) - y = 17

Simplify. Remember to follow PEMDAS. Isolate the variable, y. Note the equal sign, what you do to one side, you do to the other.

First, multiply 4y with -4:

-4(4y) = -16y

-16y - y = 17

Simplify. Combine like terms:

-16y - y = 17

-17y = 17

Isolate the variable, y. Divide -17 from both sides:

(-17y)/-17 = (17)/-17

y = 17/-17

y = -1

Plug in -1 for y in the first equation:

x = 4y

x = 4(-1)

x = -4

x = -4, y = -1

Answer: (-4, -1)

~

Write the linear equation given two points (-6, 8) and (3, -7). *

Answers

[tex]\bf (\stackrel{x_1}{-6}~,~\stackrel{y_1}{8})\qquad (\stackrel{x_2}{3}~,~\stackrel{y_2}{-7}) \\\\\\ \stackrel{slope}{m}\implies \cfrac{\stackrel{rise} {\stackrel{y_2}{-7}-\stackrel{y1}{8}}}{\underset{run} {\underset{x_2}{3}-\underset{x_1}{(-6)}}}\implies \cfrac{-15}{3+6}\implies \cfrac{-15}{9}\implies -\cfrac{5}{3}[/tex]

[tex]\bf \begin{array}{|c|ll} \cline{1-1} \textit{point-slope form}\\ \cline{1-1} \\ y-y_1=m(x-x_1) \\\\ \cline{1-1} \end{array}\implies y-\stackrel{y_1}{8}=\stackrel{m}{-\cfrac{5}{3}}[x-\stackrel{x_1}{(-6)}]\implies y-8=-\cfrac{5}{3}(x+6) \\\\\\ y-8=-\cfrac{5}{3}x-10\implies y = -\cfrac{5}{3}x-2[/tex]

Answer:

[tex]m=\frac{-5}{3}[/tex]

Step-by-step explanation:

Step 1: Let's find the slope between your two points.

[tex](-6,8); (3,-7)\\\\(x_{1} ,y_{1} )=(-6,8)\\\\(x_{2} ,y_{2} )=(3,-7)[/tex]

Step 2: Use the slope formula

[tex]m = \frac{y_{2} - y_{1} }{x_{2} - x_{1} }\\\\=\frac{(-7) - 8}{3- (-6)} \\\\=\frac{-15}{9}\\\\= \frac{-5}{3}[/tex]

Therefore, the equation is [tex]\frac{-5}{3}[/tex]

y = -2x + 8x – 5
quadratic equation

Answers

Answer:

x=5/6 or x=.83

Step-by-step explanation:

Answer; y= 6x-5

Step-by-step explanation:

How much work is done lifting a 5 kg ball from a height of 2 m to a height of 6 m? (Use 10 m/s for the acceleration
of gravity)
19

Answers

Explanation:

In physics, work is defined force that causes displacement. So this can be expressed by the following equation:

[tex]W=Fs[/tex]

Where:

[tex]F:Force \\ \\ s:Displacement[/tex]

The force can be found as:

[tex]F=ma \\ \\ F=5(10)=50N[/tex]

And for the displacement:

[tex]s=6-2=4m[/tex]

The force (weight) is down and the displacement is up, then the work must be negative. So:

[tex]W=-(50)(4) \\ \\ \boxed{W=-200J}[/tex]

Midge arranges her Collection of 762 seashells and two trays with eight shells in each tray Find the number of trays she needs

Answers

The number of trays she needs is 94 trays.

Step-by-step explanation:

Total seashells = 762.Number of trays she already has = 2 trays.Number of seashells in each tray = 8 seashells.  

Number of trays she needs :

Number of seashells already arranged = 2[tex]\times[/tex]8 = 16 seashells.Remaining seashells = 762 - 16 = 746 seashells.

Number of trays needed = Remaining seashells / 8

⇒ 746/8

93 trays and remaining 2 seashells is arranged in another tray

93+1 = 94 trays.

I need help with this ASAP

Answers

From the options , [tex]4x + 28[/tex] is equivalent to only [tex]4(x+7)[/tex] & [tex]4.x+ 7.4[/tex]  and [tex]14+16y-3-y[/tex]  is equivalent to only [tex]15y+11[/tex] &  [tex]11+15y[/tex] .

Step-by-step explanation:

We have 2 expressions for which we need to check which expression can be further simplified or is equivalent to the same. Lets consider :

Question 1:

[tex]4x + 28[/tex]  is given equation, Now we will simply this as :

⇒[tex]4x+28[/tex]

⇒[tex]4(x+7)[/tex]

⇒[tex]4.x+ 7.4[/tex]

From the options , [tex]4x + 28[/tex] is equivalent to only [tex]4(x+7)[/tex] & [tex]4.x+ 7.4[/tex]  .

Question 2:

[tex]14+16y-3-y[/tex] is given equation, Now we will simply this as :

⇒[tex]14+16y-3-y[/tex]

⇒[tex]15y+11[/tex]

⇒ [tex]11+15y[/tex]

From the options , [tex]14+16y-3-y[/tex]  is equivalent to only [tex]15y+11[/tex] &  [tex]11+15y[/tex] .

1,5947 + 2001 find the answer​

Answers

Answer:

2002.5947

Step-by-step explanation:

I did the calculations :)

Which of the following is the equation of an ellipse centered at (5,1) having a vertical minor axis of length 4 and a major axis of length 6?

Options are in image

Answers

Answer:

D

Step-by-step explanation:

Any ellipse has the following equ

ation:

[tex] \frac{ {x}^{2} }{ {a}^{2} } + \frac{ {y}^{2} }{ {b}^{2} } = 1[/tex]

where

2b = vertical axis length2a = horizontal axis length

(as in the picture)

So it should be like:

[tex] \frac{ {x}^{2} }{ { (\frac{6}{2} )}^{2} } + \frac{ {y}^{2} }{ {( \frac{4}{2} )}^{2} } = 1 \\ \frac{ {x}^{2} }{ 9} + \frac{ {y}^{2} }{ 4 } = 1[/tex]

Since it should be moved to the right and up, the answer would be:

[tex]\frac{ {(x - 5)}^{2} }{ 9} + \frac{ {(y - 1)}^{2} }{ 4 } = 1[/tex]

Option D. (x - 5)²/9 + ( y - 1 )²/4 = 1

An ellipse has the following equation:

x²/a² + y²/ b² = 1

where

2b = vertical axis length

2a = horizontal axis length

So it should be like:

x²/(6÷2)² + y²/ (4÷2)² = 1

x²/9 + y²/4 = 1

Since it should be moved to the right and up, the answer would be:

(x - 5)²/9 + ( y - 1 )²/4 = 1

Please check the attached diagram for more details.

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Please hurry it’s urgent

Answers

Answer:5

Step-by-step explanation:

It takes Jill 2 hours to run 14.5 miles at this rate how far could she run in 3 hours

Answers

Answer:

21.75

Step-by-step explanation:

i hoped this helped.  14.50 divide-by 2 = 7.25 so 14.50 + 7.25= 21.75

It Should Be 21.75 because 2hours is 14.5 so 14.5 doubled is 29,43.5 divided that by 2 equals 21.75

Use the distributive property to write the following expression in expanded form. 2(b+c)

Answers

Answer:

2b + 2c

Step-by-step explanation:

If you distribute the 2 in b and c you will get to separate terms that will be added together. Since they are not like terms they cannot be combined.

The distributive property means you just multiply the outside number by the terms in the parenthesis. So 2 * b and 2 * c

[tex]2(b + c)\\2(b + 2c)[/tex]

Answer:

2b+2c

Step-by-step explanation:

We need to expand this term by multiplying a term and an expression.

The following product distributive property will be used:

A(B+C)=AB+AC

In our example, the resulting expression will consist of 2 terms:

the first term is a product of 2 and b.

the second term is a product of 2 and c.

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5x + 2y=7
- 2x + 6y=9

Answers

Answer:

x = [tex]\frac{12}{17}[/tex] or 0.706

[tex]y = \frac{59}{34}[/tex] or 1.735

Step-by-step explanation:

5x + 2y=7    ----->(eq 1)

- 2x + 6y=9 ----->(eq 2)

Multiply (eq 1) with 3

3×(5x + 2y) = 3×7  

15x + 6y = 21  ----->(eq 3)

substract (eq 3) from (eq 2)

- 2x + 6y - (15x + 6y) = 9-21

- 2x + 6y - 15x - 6y = 9-21

- 2x - 15x + 6y - 6y = 9-21

-17x = -12

x = -12 ÷ -17

x = [tex]\frac{12}{17}[/tex]

put x = [tex]\frac{12}{17}[/tex] in (eq 1)

[tex]5*\frac{12}{17} + 2y = 7[/tex]

[tex]2y = 7- 5*\frac{12}{17}[/tex]

[tex]2y = \frac{7*17 - 60}{17}[/tex]

[tex]2y = \frac{119- 60}{17}[/tex]

[tex]2y = \frac{59}{17}[/tex]

[tex]y = \frac{59}{17*2}[/tex]

[tex]y = \frac{59}{34}[/tex]

What is the measure of arc ECF in circle G? 52° 98° 158° 177

Answers

Answer:

B. 98

Step-by-step explanation:

Have a nice day!

Based on the inscribed angle theorem, the measure of arc ECF in circle (G) is equal to: B. 98 degrees.

What is the inscribed angle theorem?

The inscribed angle theorem states that the measure of an inscribed angle whose vertex lies on a circle is half of the intercepted arc subtended at a point on the circle.

Given the following data:

Inscribed angle = 79°Intercepted arc = ∡DF

By using the inscribed angle theorem, we would find the intercepted arc as follows:

∠DEF = ∡DF/2

79 = ∡DF/2

∡DF = 2 × 79

∡DF = 158 degrees.

Now, we can determine measure of arc ECF:

∡ECF + ∡DF + ∡DE = 360

∡ECF + 158 + 104 = 360

∡ECF + 262 = 360

∡ECF = 360 - 262

∡ECF = 98 degrees.

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Ally has 4 times as many pencils as Anna Claire. They have 30 pencils in all. How many pencils does Ally have?

Answers

T = 30

A = 4c

A + c = T

Anna Claire has 6 pencils. Times 4 makes Ally's pencil count. 4 * 6 = 24

24 + 6 = 30. So, you answer is: Ally has 24 pencils.

Convert the angle 0= 9pi/5 radians to degrees

Answers

[tex]\frac{9\pi }{5}[/tex] radians is equal to [tex]324[/tex]° .

Step-by-step explanation:

Degrees are a unit of angle measure. A full circle is divided into 360 degrees. For example, a right angle is 90 degrees. A degree has the symbol ° and so ninety degrees would written 90°. Another unit of angle measure is the radian.

The radian is the SI unit for measuring angles, and is the standard unit of angular measure used in many areas of mathematics. The length of an arc of a unit circle is numerically equal to the measurement in radians of the angle that it subtends; one radian is just under 57.3 degrees.

We know that 1 radian = 180°/[tex]\pi[/tex] . So [tex]\frac{9\pi }{5}[/tex] radians is equal to :

⇒ [tex]\frac{9\pi }{5}(\frac{180}{\pi } )[/tex]

⇒ [tex]\frac{9(180) }{5}[/tex]

⇒ [tex]9(36)[/tex]

⇒ [tex]324[/tex]°

Therefore , [tex]\frac{9\pi }{5}[/tex] radians is equal to [tex]324[/tex]° .

Final answer:

To convert 9pi/5 radians to degrees, multiply by the conversion factor of 180°/π, resulting in 324 degrees.

Explanation:

To convert the angle 0 = 9pi/5 radians to degrees, we need to use the relationship between radians and degrees. Recall that 360° = 2π radians. Consequently, to convert radians to degrees, we can multiply by a conversion factor of 180°/π. Using this conversion factor, the computed angle in degrees is:

9π/5 radians × (180°/π) = 9/5 × 180° = 9 × 36° = 324°

Therefore, the angle of 9π/5 radians is equivalent to 324 degrees.

What is the slope of (4,12) and (-8,2)

Answers

Answer:

Slope = [tex]\frac{5}{6}[/tex]

Step-by-step explanation:

Slope = [tex]\frac{y2 - y1}{x2 - x1}[/tex]

Slope = [tex]\frac{2 - 12}{-8 - 4}[/tex]

Slope = [tex]\frac{-10}{-12}[/tex]

Slope = [tex]\frac{5}{6}[/tex]

Answer:  Slope = [tex]\frac{5}{6}[/tex]

find the value of b
b-12=46

Answers

Answer:

b=58

Step-by-step explanation:

b-12=46

b=46+12

b=58

Multiply 4.2 • (-1.3).

Answers

Answer:

-5.46

Step-by-step explanation:

Hope this helps!

Answer:

-5.46

Step-by-step explanation:

Represent 4.2 as 42/10 and -1.3 as -13/10

Multiply 42 by -13 and then divide by 100.

What is the median house price?
$750,000
$764,000
$880,000
$1,200,000
Submit
Skip
Help
Type here to search
OEM W​

Answers

Answer: $822,000

Step-by-step explanation:

Median of even numbers is the average of two middle most numbers

From the question, median

= $764,000 + $880000 ÷ 2

= $1,644,000÷2

$822,000

What is the solution of x2-1/x2+5x+4 less than or equal to 0?

Answers

Answer:

Fourth answer choice.

Step-by-step explanation:

Start by factoring the numerator and the denominator:

(x - 1)(x + 1)

-----------------

(x + 1)(x + 4)

Note that x can be neither -1 nor -4, since either results in an undefined quotient.  These two x-values are critical values because of this.  If we cancel the (x + 1) terms, we obtain the result

(x - 1)

--------- for x ≠ -1 and x ≠ - 4

(x + 4)

The next step is to evaluate the given quotient on the three intervals defined by {-4, -1}:  (-∞, -4), (-4, -1), (-1, ∞ ).  We choose an x-value from within each interval and evaluate the given function at each.  Suitable test values include {-10, -3, 0}:

At x = -10, the reduced given quotient (x - 1) / (x + 4) takes on the value  (-10 - 1) / (-10 + 4) = -11/(-6), which is positive.  Reject this interval, as we want and expect the quotient value to be 0 or less.

At x = -3, we get (-3 - 1) / (-3 + 4), which is negative.  The given inequality is true on the interval (-4, -1) (or -4 < x < -1).

At x = 0, we get (0 - 1) / (0 + 4), which is negative, so the inequality is true on (-1, ∞ ).

So the fourth answer choice is the correct one.

Answer:

Answer D

Step-by-step explanation:

What is the length of EF in the triangle? Show your work. HELP!

Answers

The length of EF in the given triangle is 8.80 m.

Step-by-step explanation:

Step 1:

In the given triangle, the opposite side's length is 16.2 m, the adjacent side's length is x m while the triangle's hypotenuse measures 16.2 m units.

The angle given is 90°, this makes the triangle a right-angled triangle.

So first we calculate the angle of E and use that to find x.

Step 2:

As we have the values of the length of the opposite side and the hypotenuse, we can calculate the sine of the angle to determine the value of the angle of E.

[tex]sinE = \frac{oppositeside}{hypotenuse} =\frac{13.6}{16.2} = 0.8395.[/tex]

[tex]E = sin^{-1} (0.8395), E = 57.087.[/tex]

So the angle E of the triangle DEF is 57.087°.

Step 3:

As we have the values of the angle and the hypotenuse, we can calculate the cos of the angle to determine x.

[tex]cos E = \frac{adjacentside}{hypotenuse} = \frac{x}{16.2} .[/tex]

[tex]cos(57.087) = 0.5433, x = 16.2 (0.5433) = 8.8014.[/tex]

Rounding this off to the nearest hundredth, we get x = 8.80 m.

To find the height of the Eiffel Tower, Antoine placed a mirror of 500 meters away from the tower. He then positions himself so the top of the tower is visible in the mirror. He is standing 2.75 meters from the mirror and his eyes are 1.8 meters off the ground. How y’all is the tower?

Answers

984′, 1,063′ to tip.

the ' is feet

The required height of the Eiffel Tower is given as 327.27 meters.

What is the Ratio?

The ratio can be defined as the proportion of the fraction of one quantity towards others. e.g.- water in milk.

What is simplification?

The process in mathematics to operate and interpret the function to make the function or expression simple or more understandable is called simplifying and the process is called simplification.

here,
Let the height of the Eiffel tower be x,
According to the question,
The ratio of the height to the base of the Eiffel tower is equal to the ratio of  height to the

base of men,
x / 500 = 1.8 / 2.75
x = 327.27 meters

Thus, the required height of the Eiffel Tower is given as 327.27 meters.

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The graph of a linear function h contains the points given in the table below.
Find hl.

Answers

First you never told us what graph and also what part of the graph is hL.
Answer:21

Answer:

21

Step-by-step explanation:

Is 11.250 greater or less or equal to 11.25

Answers

Answer:

Equal, 250 and 25 are both 1/4

Step-by-step explanation:

Answer: 11.250 is equal to 11.25

Step-by-step explanation:

The value of 0 behind is insignificant

Norma has 9 pies to divide among 4 friends. How many pies will each friend receive if all of the pies must be used and can be divided into smaller parts? A. 2/9 pie B. 4/9 pie C. 1 1/4 pies D. 2 1/4 pies

Answers

Answer:

D. 2 1/4

Step-by-step explanation:

Answer: D: 2 1/4

Step-by-step explanation:

Mark me 5 star pls

A table has a square top. The area of the table top measures 18 square feet. Find
the length of one side of the table top

Answers

Answer:

the answer is  about 4.243

Step-by-step explanation:

Squares mean all sides would have the same length. So you just need to find the square root of the area (18)  which is about 4.243 and just to check multiply 4.243 by itself and you would get 18.

Final answer:

The length of one side of the table top with an area of 18 square feet is approximately 4.24 feet, as calculated by taking the square root of the area.

Explanation:

To find the length of one side of a table top with an area of 18 square feet, we should understand that a square has all sides of equal length. Therefore, to find the side length of a square, we take the square root of the area. In this case, we have an area of 18 square feet, so the calculation would be √18, which is approximately 4.24 feet. Thus, the length of one side of the table top is approximately 4.24 feet.

Other Questions
A propeller blade at rest starts to rotate from t = 0 s to t = 5.0 s with a tangential acceleration of the tip of the blade at 3.00 m/s2. The tip of the blade is 1.5 m from the axis of rotation. At t = 5.0 s, what is the total acceleration of the tip of the blade? 1. What was one effect of industrialization on the U.S. economy in the 1870s.A. a decline in skilled manufacturing jobs in the MidwestB. an increase in sharecropper farming in the SouthC. a decline in the immigrant population of cities in the NorthD. an increase in railroad construction in the West Manufacturing reports the following data for the month: Purchases of raw materials, on account $55,250 Materials requisitions: Direct materials 49,750 Indirect materials 3,700 Labor incurred (not yet paid): Direct labor 51,000 Indirect labor 2,500 Journalize the entries relating to materials and labor. Omit explanations. What is the missing side length in the triangle below? which pair of expressions below are equivalent?A 7(2x)and 9xB 3x + 5x and 15xC 4(2x - 6)and 8x -24D x + x + x +x and x^{4} A simply supported wood beam with a span of L = 15 ft supports a uniformly distributed load of w0 = 270 lb/ft. The allowable bending stress of the wood is 1.95 ksi. If the aspect ratio of the solid rectangular wood beam is specified as h/b = 1.75, calculate the minimum width b that can be used for the beam. A proton with charge 1.602 x 10^-19 C moves at a speed of 300 m/s in a magnetic field at an angle of 65 degrees. If the strength of the magnetic field is 19 T, what would be the magnitude of the force the charge experiences? (1 point) 8.28 x 10^-16 N 13.78 x 10^-15 N 5.09 x 10^-14 N 7.75 x 10^-17 N Where are the magnetic field lines of a permanent magnet the strongest? (1 point) Near both the North and South Poles In the center of the magnet Far away from the North Pole Far away from the South Pole Look at the picture of a positive charge moving in a magnetic field. Using the right hand rule, which direction will the force be that the charge experiences? (1 point) The force will be pointing to the left of the positive charge The force will be into the screen, pointing away from you The force will be out of the screen, pointing towards you The force will be pointing to the right of the positive charge An alpha particle travelling at 2155 m/s enters a magnetic field of strength 12.2 T. The particle is moving horizontally and the magnetic field is vertical. If an alpha particle contains two protons, each with a charge of 1.602 x 10^-19 C and the particle has a mass of 6.64 x 10^-22 kg, what is the radius of the circular path the particle will travel in? (1 point) 0.366 m 0.918 m 0.106 m 0.672 m What is the cyclotron frequency of an electron entering a magnetic field of strength 0.0045 T? The charge of an electron is -1.602 x 10^-19 C and the mass of an electron is 9.31 x 10^-31 kg (1 point) 2.87 x 10^8 Hz 5.19 x 10^7 Hz 1.23 x 10^8 Hz 3.44 x 10^9 Hz If a charged particle is travelling in a helical shape as it moves through a magnetic field, but then the particle gains the opposite charge, what happens to it's travelling path? (1 point) The path remains helical, but it reverses in direction The path changes from helical to a spherical shape The path changes from helical to a triangular shape Nothing happens A conducting loop is placed in a magnetic field. What must be true for there to be a current induced in the loop? (1 point) There must be a source of charge The magnetic field must be changing Potential energy must change into kinetic energy The loop must be surrounded by insulating material A rectanglular loop of length 15 cm and width 8 cm is placed in a horizontal plane. A magnetic field of strength 5.5 T passes through the plane at 18 degrees above the horizontal. What is the flux through the loop? (1 point) 0.018 Tm^2 0.231 Tm^2 0.098 Tm^2 0.063 Tm^2 A conducting coil with 100 loops is placed in a magnetic field. The radius of each loop is 0.075 m. The magnetic field passes through the coil at an angle of 60 degrees. If the magnetic field increases at a rate of 0.250 T/s, what is the emf produced in the coil after 1 second? (1 point) 0.22 V 1.78 V 0.63 V 1.01 V A transformer coil has 20 turns on one end and 200 turns on the other end. An emf of 300 V comes into the 20 turn end. How much emf comes out of the 200 turn end of the transformer? (1 point) 3000 V 6000 V 13000 V 9000 V Describe, in your own words, the Right Hand Rule (3 points) According to Lenz's Law, the induced emf in any conducting wire will always be in what direction? Hint: How does the induced emf relate to the changing magnetic field? (3 points) Name at least two circumstances in which a charge will NOT experience a force from a magnetic field. Assume both the charge and field are strong enough to sense each other (2 points) According to Faraday's Law, given a loop of wire in a magnetic field, what two possible things can change to change the flux through the wire? (2 points) Briefly describe how an electromagnet works (3 points) The candidates for the office of President of the United States must be at least 35 years old and be born in the United States which is known as which of the following selections?Select one:A. law-of-blood citizenB. natural-born citizenC. none of theseD. naturalized citizen Can someone help me answer these questions? 1. The nucleic acids DNA and RNA carry genetic information and are made up of many . 2. Myoglobin is a protein that binds oxygen molecules and is a polymer of . 3. Insulin is a protein hormone that regulates blood glucose levels and is a polymer of . 4. Animals store energy in the form of glycogen, a carbohydrate made up of thousands of . 9.43 An ideal air-standard Brayton cycle operates at steady state with compressor inlet conditions of 300 K and 100 kPa and a fixed turbine inlet temperature of 1700 K. For the cycle, (a) determine the net work developed per unit mass flowing, in kJ/kg, and the thermal efficiency for a compressor pressure ratio of 8. (b) plot the net work developed per unit mass flowing, in kJ/kg, and the thermal efficiency, each versus compressor pressure ratio ranging from 2 to 50. Assume that the City of Juneau maintains its books and records to facilitate the preparation of its fund financial statements. The city pays its employees bi-weekly on Friday. The fiscal year ended on Wednesday, June 30. Employees had been paid on Friday, June 25. The employees paid from the general fund had earned $90,000 on Monday, Tuesday, and Wednesday (June 28, 29, and 30). What entry, if any, should be made in the citys general fund on June 30? Debit Expenditures $90,000; credit Accrued wages and salary $90,000 Debit Expenses $90,000; credit Accrued wages and salary $90,000 Debit Expenditures $90,000; credit Encumbrances $90,000 Debit Expenses $90,000; credit Encumbrances $90,000 A cellular phone company charges a $25 monthly fee and an additional $0.10 per minute. If m represents the number of minutes of phone usage, which equation can be used to determine the total monthly cost, c? What is the product of 4 and the sum of 3 and 7 Which of the following subsets of P2P2 are subspaces of P2P2? A. {p(t) | p(t){p(t) | p(t) is constant }} B. {p(t) | p(t)=p(t){p(t) | p(t)=p(t) for all t}t} C. {p(t) | p(6)=p(7)}{p(t) | p(6)=p(7)} D. {p(t) | 10p(t)dt=0}{p(t) | 01p(t)dt=0} E. {p(t) | p(t)+2p(t)+8=0}{p(t) | p(t)+2p(t)+8=0} F. {p(t) | p(5)=6}{p(t) | p(5)=6} A ______ macroeconomist believes that the economy is self-regulating and always at full employment. A ______ macroeconomist believes the economy requires active help from fiscal policy and monetary policy to maintain full employment. which statement about federalism is true?a)federalism gives more power to states than to the national government.b)Federalism gives all power to the national government.c)Federalism is a compromise between a unitary and a confederate government.d)Federalism provides a balance between local and state governments. Select the correct inference of the given passage from "The Cask of Amontillado.""These vaults," he said, "are extensive.""The Montresors," I replied, "were a great and numerous family.""I forget your arms.""A huge human foot d'or, in a field azure; the foot crushes a serpentrampant whose fangs are imbedded in the heel.""And the motto?""Nemo me impune lacessit.""Good!" he said.a. Fortunato likes the Montresor family motto.b. Fortunato is forgetful.c. Fortunato is jealous.d. Fortunato does not respect Montresor or his family. Dianna and Becky were playing on the same soccer team and took turns being goalie. They stoped 9 out of 10 shots made against them. If the other team scored 3 points, how many balls did Dianna and Becky stop from going into the net? Skin color is often one of the first traits people notice in each other. Studies in zebra fish uncovered a mutation that altered a transport protein and resulted in light-colored fish. This discovery led to the finding that the same gene in humans has a strong influence on skin pigmentation in many populations.Researchers compared the amino acid sequences of the transport protein in zebra fish, puffer fish, mice, and humans. They found many stretches with identical sequences in all four species. Does this mean that the corresponding mRNA base sequences are also the same in these four species? Explain why or why not.a. No because the redundancy of the genetic code means that it is possible for deferent codons to specify the same amino acids.b. Yes, because the amino acid sequences synthesized on base of mRNA sequence base is a result of translation, so if amino acid sequences are identical, the mRNA base sequences will be identical too. c. Yes. because ail codons specify the same amino acids in all organisms. d. No. because stretches with identical sequences in this species mean that the corresponding rRNA base sequences are also the same.