The longest side of an acute triangle measures 30 inches. The two remaining sides are congruent, but their length is unknown.What is the smallest possible perimeter of the triangle, rounded to the nearest hundredth?

Answers

Answer 1
Let "x" be the  longest side and "y" be each of remaining sides
If the triangle is аcute then:

y² + y² > x² 
2y² > 30²
2y² > 900
y² > 450
y > √450
y > 21.21 ← to the nearest hundredth

This means the length of each of the remaining sides is not less than 21.22 in  (to the nearest hundredth), so the smallest possible perimeter of the triangle =
30 + 21.22 + 21.22 = 72.44 in.



Related Questions

If angle SUT is 39, what does that tell us about angle TUV? What arc measure describes arc VTS? How can we make any assertions about these angle and arc measures? b. Which line segments’ length can be calculated based on knowing the radius length? Explain. c. If angle MOP is 49, which other angle measures can we calculate? What arc measures can we calculate? Describe which lesson concepts allow us to make these calculations.

Answers

Final answer:

In a circle, corresponding arc measures are equal to the angle at the center, while any chord, secant, or tangent length can be determined with a known radius. Furthermore, other angles and arcs can be obtained via properties of circles such as vertical angles, linear pairs, or the properties of quadrilaterals inscribed in circles.

Explanation:

You've asked about the properties of angles, lines, and arc measures within a circle. For the first part, if angle SUT is 39 degrees, then since angle TUV is a vertical angle to it, angle TUV is also 39 degrees because vertical angles are equal. For the arc measure of VTS, since we know the measure of angle SUT, arc VTS will be 2 times that, or 78 degrees, due to the concept of inscribed angles.

Next, the lengths of any chord, secant, or tangent line segments can be calculated knowing the radius length, as they all relate back to the radius in some way. This knowledge comes from our study of circles.

For the third part, if angle MOP is 49 degrees, we can find other angle and arc measures because of the properties of circles. Other angle measures can be found using concepts like vertical angles, linear pairs, or the properties of quadrilaterals inscribed in circles, while arc lengths can be determined by the concept of inscribed angles or central angles. Understanding these concepts allows us to make calculated assertions on angles and arcs within circles.

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A rope is 66 feet long. It is cut into two pieces such that one piece is half the length of the other. What is the length of the longer piece of rope?

Answers

Assume the longer piece is x feet long,

Then the other piece is 0.5x feet long

In total: x + 0.5x = 66 -> x = 44

So the longer piece is 44 feet, shorter piece is 22 feet
L e t ' s   b u i l d   a n   e q u a t i o n 

Rope Length = 1st Piece + 2nd Piece

Where 1st Piece = 1/2 the 2nd Piece.

Therefore.

Rope Length = 1/2x + x

Now substitute and solve for x.

66 = 1/2x + x
66 = 3/2x
/1.5   /1.5
44 = x

Therefore the longer piece is 44.

Proof.

First Piece: 1/2 x = 44 / 2 = 22
Second Piece = x = 44

22 + 44 = 66

4x=(cd)/(yz) solve for z

Answers

iuyhnbvfcrtgbhnjlkbvcxdfvghbnjk

Name an angle adjacent to ∠DGE.


A. ∠FGI
B. ∠EGH
C. ∠HGJ
D. ∠JGI

Answers

Answer: Choice B) Angle EGH

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

The given angle is DGE. Exactly two of the letters (D, G, and E) will be found in any adjacent angle to this given one. For example, angle FGD is adjacent to DGE because of the shared letters D and G. The two angles share the segment DG.

Similarly, angle DGE is adjacent to EGH for the same reason. Now segment EG is the overlapping shared segment. Note how "E" and "G" can be found in the given angle and the answer.

Edit: see the attached image for visual proof. The given angle is in red. The angle for the answer is in blue. 

The graph of f(x) = x3 − 7x − 6 is shown. Based on the graph, what are all of the solutions to f(x) = x3 − 7x − 6? x = −6 x = −2, −1 x = −2, −1, 3 x = −6, −2, −1, 3

Answers

f(x)=x^3-7x-6  Since I don't have the graph and this is not a perfect cube, I will have to rely on Newton :P

x-(f(x)/(dy/dx))

x-(x^3-7x-6)/(3x^2-7)

(2x^3+6)/(3x^2-7), letting x1=0

0, -6/7, -.988, -.9999, -.99999999999, -1

(x^3-7x-6)/(x+1)

x^2 r -x^2-7x-6
-x   r  -6x-6
-6   r  0

(x+1)(x^2-x-6)=0

(x+1)(x-3)(x+2)=0

x= -2, -1, 3 


Answer:

c

Step-by-step explanation:

e2020

Find the area under the standard normal curve to the left of z = −2.8 and to the right of z = 2.06

Answers

z₁ = -2.8 correspond to an area of = 0.0026
z₂ = 2.06 correspond to an area of = 0.9750

z₁ ≤ Area ≤ z₂  ↔ z₂ - z₁ = 0.9750 - 0.0026 = 0.9724
Answer Area = 0.9724

The area under the standard normal curve to the left of z = −2.8 and to the right of z = 2.06 is 0.9776.

Given that, z₁ = -2.8 and z₂ = 2.06.

What is normal a distribution?

It is also called the Gaussian Distribution. It is the most important continuous probability distribution. The curve looks like a bell, so it is also called a bell curve.

The z-score is a numerical measurement used in statistics of the value's relationship to the mean of a group of values, measured in terms of standards from the mean.

The area under the standard normal curve to the left of z = −2.8 and to the right of z = 2.06 will be calculated as follows:

The standard normal table represents the area under the curve.

P(z<-2.8) ∩ P(z>2.06)=P(z<-2.8) + P(z>2.06)------(1)

According to the standard normal table, we have

z = -2.8 correspond to an area of = 0.0026

z = 2.06 correspond to an area of = 0.9750

Substitute these values in equation 1, we have

P(z<-2.8) + P(z>2.06) = 0.9750 + 0.0026 = 0.9776

Therefore, the area under the standard normal curve to the left of z = −2.8 and to the right of z = 2.06 is 0.9776.

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How do I solve this (step-by-step preferred) using common denominators?

Answers

[tex]\bf \cfrac{2}{x}+\cfrac{x}{x+1}+\cfrac{x^2}{x-1}\impliedby \begin{array}{llll} \textit{now, our LCD is}\\ x(x+1)(x-1) \end{array} \\\\\\ \cfrac{[2~(x+1)(x-1)]~+~[x~[x(x-1)]]~+~[x^2~[x(x+1)]]}{x(x+1)(x-1)} \\\\\\ \cfrac{[2x^2-2]~+~[x^3-x^2]~+~[x^4+x^3]}{x(x+1)(x-1)} \\\\\\ \cfrac{2x^2-2~+~x^3-x^2~+~x^4+x^3}{x(x+1)(x-1)} \implies \cfrac{x^4+2x^3-x^2-2}{x(x+1)(x-1)}[/tex]

[tex]\bf \textit{and now, if you recall }\textit{difference of squares} \\ \quad \\ (a-b)(a+b) = a^2-b^2\qquad \qquad a^2-b^2 = (a-b)(a+b)\\\\ -------------------------------\\\\ \textit{then we can combine }(x+1)(x-1)\implies x^2-1 \\\\\\ \cfrac{x^4+2x^3-x^2-2}{x(x+1)(x-1)}\implies \cfrac{x^4+2x^3-x^2-2}{x(x^2-1)}\implies \cfrac{x^4+2x^3-x^2-2}{x^3-x}[/tex]

Show all work to write the equations of the lines, representing the following conditions, in the form y = mx + b, where m is the slope and b is the y-intercept:

Part A: Passes through (−2, 1) and parallel to 4x − 3y − 7 = 0

Part B: Passes through (−2, 1) and perpendicular to 4x − 3y – 7 = 0 

Answers

4x - 3y - 7 = 0
-3y = -4x + 7
y = 4/3x - 7/3....slope here is 4/3

A. a parallel line will have the same slope

y = mx + b
slope(m) = 4/3
(-2,1)...x = -2 and y = 1
sub and find b, the y int
1 = 4/3(-2) + b
1 = -8/3 + b
1 + 8/3 = b
3/3 + 8/3 = b
11/3 = b

so ur parallel line is : y = 4/3x + 11/3

B. A perpendicular line will have a negative reciprocal slope. To get the negative reciprocal of a number, u flip the number and change the sign. So our perpendicular line will need a slope of -3/4

y = mx + b
slope(m) = -3/4
(-2,1)...x = -2 and y = 1
sub and find b, the y int
1 = -3/4(-2) + b
1 = 3/2 + b
1 - 3/2 = b
2/2 - 3/2 = b
-1/2 = b

so ur perpendicular equation is : y = -3/4x - 1/2

Final answer:

The equation of the line for Part A is y = (4/3)x + 11/3, since it is parallel to the given line with a slope of 4/3. The equation for the line in Part B is y = (-3/4)x - 1/2, as it is perpendicular to the given line and the slope is the negative reciprocal of 4/3.

Explanation:

Writing Equations of Lines

To find the equation of a line in the form y = mx + b, we first need to determine the slope (m) and the y-intercept (b). For Part A, since the line needs to be parallel to 4x - 3y - 7 = 0, the slope of our line must be the same as the slope of this given line. To find the slope of the given line, we can rewrite it in slope-intercept form:

4x - 3y = 7
-3y = -4x + 7
y = (4/3)x - 7/3

The slope is 4/3. Since parallel lines have the same slope, our line's slope is also 4/3. Using the point (-2, 1) it passes through, we can substitute into the equation y = mx + b to find b:

1 = (4/3)(-2) + b
1 = -8/3 + b
b = 1 + 8/3
b = 11/3

Thus, the equation of the line for Part A is y = (4/3)x + 11/3.

For Part B, to find a line perpendicular to the given line, we need the negative reciprocal of its slope. The negative reciprocal of 4/3 is -3/4. We then use the given point (-2, 1) to find the y-intercept:

1 = (-3/4)(-2) + b
1 = 3/2 + b
b = 1 - 3/2
b = -1/2

So, the equation for the line in Part B is y = (-3/4)x - 1/2.

Which function has the range (-infinity,0)u(2,infinity)?

A. y = sex x
B. y = cot (2x) - 1
C. y = cos (x+1)
D. y = csc(x) + 1

Answers

Answer:y=csc(x) -1

Step-by-step explanation:

The correct answer is option D. y = csc(x)+1

To determine which function has the range (-infinity, 0) U (2, infinity), we need to analyze each option:

A. y = sec(x): The range of sec(x) is [tex](-\infty,-1] \cup[1,\infty)[/tex], not matching our target range.B. y = cot(2x) - 1: The range of cot(x) is [tex](-\infty,\infty)[/tex], so cot(2x) also has a range of [tex](-\infty,\infty[/tex]). Shifting it down by 1 unit, the range becomes [tex](-\infty, \infty) - 1 = (-\infty, \infty)[/tex], also not matching.C. y = cos(x + 1): The range of cos(x) is [-1, 1], so cos(x + 1) still has a range of [-1, 1] after translating horizontally, which does not match.D. y = csc(x) + 1: The range of csc(x) is [tex](-\infty,-1]\cup[1,\infty)[/tex]. When we add 1 to it, we get [tex](-\infty,0]\cup[2,\infty)[/tex] - which simplifies to our target range of [tex](-\infty,0]\cup[2,\infty)[/tex].

Therefore, the function is y = csc(x) + 1.

The sides of a rhombus with angle of 60° are 6 inches. find the area of the rhombus. 9√3 in2 18√3 in2 36 in2

Answers

Drop a perpendicular from an obtuse vertex.

That makes a 30 - 60º right triangle, with

hypotenuse 6 and short leg 3. So the long leg,

which is the height of the rhombus, is 3√3 .

Since a rhombus is a parallelogram, its area

is base x height = 6 x 3√3 = 18√3 .

Drop a perpendicular from an obtuse vertex.

That makes a 30 - 60º right triangle, with hypotenuse 6 and short leg 3. So the long leg, which is the height of the rhombus, is 3√3 .

Since a rhombus is a parallelogram, its area is base x height = 6 x 3√3 = 18√3

Find the area of each regular polygon. Round your answer to the nearest tenth. Show your work.

a. Octagon with side lengths 5in.

b. Hexagon with radius 5in

Answers

I'm too lazy to show your work but here are the answers:

a) approx. 120.71 in^2
b) approx. 86.603 in^2 (if 5 = INRADIUS)
    approx. 64.952 in^2 (if 5 = CIRCUMRADIUS)

Plenty of sources and calculators online
see picture for answers

Store employees are handing out coupons. Every 10th customer gets a $1 coupon. Every 12th customer gets a $2 coupon.

Which customer is the first to receive both coupons?

Answers

The 11th customer because they don't mention it.

correct answer 60th costumer

Which of the following statements best describes the effect of replacing the graph of y = f(x) with the graph of y = f(x) − 9?\

The graph of y = f(x) will shift up 9 units.
The graph of y = f(x) will shift down 9 units.
The graph of y = f(x) will shift left 9 units.
The graph of y = f(x) will shift right 9 units.

Answers

The graph f(x) - 9 will shift DOWN 9 units.

Answer:

The graph of y = f(x) will shift down 9 units.

Step-by-step explanation:

With the graph of y = f(x)-9  the graph of y=f(x) will shift down 9 units. For example:

if f(0) = 0, then y = f(0) -9 = -9.

if f(1) = 9, then y= f(1) - 9 = 9-9 = 0.

The same proccess with all x in the domain of f(x).

WILL GIVE A BRAINLIEST IF UR 100% CORRECT PLEASE HELP!!

On which of the following lines does the point (8, 41) lie?

a.
y=5x+1
b.
y=3x-2
c.
y=-x-7
d.
y=4x-5

Answers

Plug in the values of the ordered pairs into the equations.

41 = 5(8) + 1
41 = 40 + 1
41 = 41

So, A y = 5x + 1 is the answer.

Help please on that one

Answers

62.5 because 5/8 is equal to 62.5/100

the circle is divided into 8 sections

5 are shaded

so 5/8 are shaded

5 divided by 8 = 0.625

0.625 = 62.5%

 Round to 63% if you need to.

A mathematics journal has accepted 14 articles for publication. However, due to budgetary restraints only 9 articles can be published this month. How many ways can the journal editor assemble 9 of the 14 articles for publication? A. 726,485,760 B. 14 C. 2,002 D. 126

Answers

Answer:

A. 726,485,760

Step-by-step explanation:

A mathematics journal has accepted 14 articles for publication.

However, due to budgetary restraints only 9 articles can be published this month.

As the journals are published one by one (arranged combination), so the order matters in this case.

So permutation should be used in this case, rather than combination.

Hence, the number of ways the journal editor can assemble 9 of the 14 articles for publication is,

[tex]=\ ^{14}\text{P}_9=\dfrac{14!}{(14-9)!}=\dfrac{14!}{6!}=726,485,760[/tex]


What reduced fraction corresponds to 92%?

Answers

[tex]92 \%= \cfrac{92}{100} = \cfrac{23}{25}[/tex]

The product of twenty one negative integers is negative? True of false

Answers

A negative number once is negative. Multiplied by another negative number, it's positive. Multiply that positive number by a negative number, and you have a negative number again. Repeating that pattern, with odd numbers being negative, it is true

Jillian’s begins to solve a linear equation that results in a variable expression set equal to the same variable as expression. Which is the best interpretation of this solution

Answers

the equation has infinite solutions


Answer:

infinity solutions

Step-by-step explanation:

You have three $1 bills, four $5 bills, and two $10 bills in your wallet. You select a bill at random. Without replacing the bill, you choose a second bill at random. Find P($5 then $10).

Answers

P(5,10)=(4/9)(2/8)

P(5,10)=8/72

P(5,10)=1/9

A rectangular area is to be fenced in with 600 feet of chicken wire. find the maximum area that can be enclosed.

Answers

600 ft is the perimeter of the area.
the area of the area is max when it's a square
the length of the square is 600/4 = 150
so the max area that can be enclosed is:
150×150 = 22500 ft square

The maximum area that can be enclosed is 22500 feet²

A rectangle is a quadrilateral in which opposite sides are equal and parallel to each other.

Let x represent the length and y represent the width. Hence:

perimeter = 2(length + width)

600 = 2(x + y)

300 = x + y

y = 300 - x

The area of a rectangle (A) = length * width

A = x * (300 - x)

A = 300x - x²

The maximum area is at dA/dx = 0, hence:

dA/dx = 300 - 2x

300 - 2x = 0

2x = 300

x = 150 feet

y = 300 - x = 300 - 150 = 150 feet

The maximum area = x * y = 150 * 150 = 22500 feet²

The maximum area that can be enclosed is 22500 feet²

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PLEASE HURRY!!! 30 POINTS

DIMENSIONAL ANALYSIS
A water cooler can hold 50 pt of water.

About how many liters of water can it hold?

1 L≈1.06 qt



23.6 L

26.5 L

94.3 L

106.0 L

Answers

The answer is 23.6! 1 pint is equal to 0.473176, and 50 is equal to 23.6! Hope this helps :)

The answer is 23.6 if I pretty sure


HELP PLEASE !!! Find the measure of <2

Answers

m<2 = 90 - 50 = 40
answer
40 - last choice

Answer:

40

Step-by-step explanation:

write an equation thats parellel to the given line & that passes through the given point y=5/2x-10;(6,-29)

Answers

Answer: y= 5/2x-44

Explanation: Any lines that are parallel to each other share the same slope but have different y-intercepts. To solve for this problem, keep you would first need to find out the b-value or the y-intercept. To do this, set up the y=mx+b equation and plug the slope into m (5/2). Then, since you know the line has to pass through points (6, -29) you would plug those points into the equation: -29=5/2(6) + b . You will then solve for b and your b-value will be -44. Now, since you know your slope and your y-intercept, you now know your answer is y= 5/2x-44.


what is the area of this rhombus?

Answers

formula: Area= (diagonal * diagonal)/ 2

(6 1/2 * 12 3/4)/ 2= 41 11/25
area= 41 11/25

****to make things make things easier when solving convert the fractions into decimals****

Find the point P along the directed line segment from point A(-8,-3) to point B(6,12) that divides the segment in the ratio 1 to 7

Answers

I think that it is c - P[-3/4, - 1/8]



BMK

Factor: 100x^2−121

x^2 is x to the second power

Answers

Hi there!

100x² - 121

= (10x +11)(10x-11)


I hope that helps!

I need help answering number 8 please

Answers

The diagram of the triangle is shown below

One interior angle is 56° 
One exterior angle is 103° ⇒ we can work out one interior angle 180°-103° = 77°

The other interior angle is 180° - (56°+77°) = 44°

PLEASE HELP!!! For the given quadratic equation convert into vertex form, find the vertex, and find the value for x = 6. Show your work.
y = -2x2 + 2x +2

Answers

Part 1) Convert the given equation to vertex form 

y = -2x^2+2x+2
y-2 = -2x^2+2x
y-2 = -2(x^2-x) ... notice the x coefficient here -1
y-2 = -2(x^2-x+1/4 - 1/4) ... take half of -1 to get -1/2, then square it to get 1/4
y-2 = -2(x^2-x+1/4)-2(-1/4)
y-2 = -2(x^2-x+1/4)+1/2
y-2-1/2 = -2(x^2-x+1/4)
y-5/2 = -2(x-1/2)^2
y = -2(x-1/2)^2+5/2
y = -2(x-0.5)^2+2.5

Answer in fraction form: y = -2(x-1/2)^2+5/2
Answer in decimal form: y = -2(x-0.5)^2+2.5

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

Part 2) Find the vertex

The answer from part 1) leads to the answer to part 2). The nice thing about vertex form that it's easy to read off the vertex without having to do any extra work.

Vertex form is y = a(x-h)^2 + k
Match that to y = -2(x-1/2)^2+5/2 and we see that a = -2, h = 1/2, k = 5/2
The vertex is (h,k) = (1/2, 5/2) in fraction form. That's equivalent to (h,k) = (0.5, 2.5) in decimal form

Answer in fraction form: (1/2, 5/2)
Answer in decimal form: (0.5, 2.5)

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

Part 3) Find the y value when x = 6

Plug in x = 6, to get...
y = -2x^2+2x+2
y = -2(6)^2+2(6)+2
y = -2(36)+2(6)+2
y = -72+12+2
y = -60+2
y = -58

Answer: y = -58

Write any algebraic expression with at least two operations and the word phrase it represents.

Answers

Algebraic Expression: 5x + 3y ÷ 2 = z

Word Phrase: 5 times x plus 3 times y divided by 2 equals z
______________________________________________________________
I am 99.9% sure that this is correct, if not, I am truly sorry, and please forgive me. Thank You!
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