Please help me i rlly need it

Please Help Me I Rlly Need It

Answers

Answer 1

Answer:

im stuck on a similar problem right now

Answer 2

Answer:

8.2

Step-by-step explanation:

Use cosine law:

BC² = 7² + 9² - 2(7)(9)cos(60)

BC² = 67

BC = sqrt (67)

BC = 8.1853

BC = 8.2 (nearest tenth)


Related Questions

Which expression simplifies...

Answers

Answer:

  see below

Step-by-step explanation:

If suffices to look at the last term. It must simplify to 4/(3w²), so the exponents of z must match in numerator and denominator, and the ratio of constants must reduce to 4/3.

The exponents of z have the right values in choices B and D, but the ratio of constants only matches in choice D. Looking at the rest of choice D, we see that we can factor 6w²z² from both numerator and denominator, then factor 2 from the remaining numerator to make it match the desired form.

  [tex]\dfrac{(12w^2z^4-24w^2z^2)}{18w^4z^2}=\dfrac{6w^2z^2}{6w^2z^2}\cdot\dfrac{2z^2-4}{3w^2}=\dfrac{2(z^2-2)}{3w^2}[/tex]

What is the exponents to write the expression of 6×6?

Answers

Answer:

6 to the power of 2 or 6 squared

Answer:

6 to the power of 2 or 6 squared

Step-by-step explanation:

What is the slope of the line containing the points (3,4) and (-6,10)

Answers

Answer:-.6666666667x +6

Step-by-step explanation:

I have a school calculator

Answer:

-2/3 is the slope

Step-by-step explanation:

Slope = y2 - y1/x2 - x1

= 10 - 4/-6 - 3

= 6/-9

=-2/3

Sarai is mixing a solution. She pours all the liquid from a full small beaker into a larger beaker. The liquid fills the large beaker to 15% of its capacity. If the small beaker holds 300 mL, how much does the large beaker hold?

Answers

Answer:

2000 ml

Step-by-step explanation:

Given: Sarai pours all the liquid from a full small beaker into a  larger beaker.

           The liquid fills the large beaker to 15% of its capacity.

            The small beaker holds 300 ml.

Lets assume capacity of large beaker to hold be "x".

As given, Sarai pours all the liquid from a full small beaker into a larger beaker

∴ [tex]15\% \times x= 300\ ml[/tex]

⇒ [tex]0.15x= 300[/tex]

Dividing both side by 0.15

⇒[tex]x= \frac{300}{0.15}[/tex]

∴ [tex]x= 2000\ ml[/tex]

Hence, the large beaker can hold 2000 ml of liquid.

If you need 100 trucks for every 1500 yards, how many will you need for 1000 yards ?

Answers

The answer would be 66.666 repeating or rounding it up to 70

5) Find the equation of a line in slope-intercept form through the point
(3,-4) and perpendicular to the line x + y = 4.

Answers

Answer:

y = -x + 4

perp: m = 1

y + 4 = x - 3

y = x - 7

Step-by-step explanation:

4 times a number divided by 3 is 5 more than that number divided by 2 what is the value of that number

Answers

Answer:

x=6

Step-by-step explanation:

Let the number be x

Then 4 times a number divided by 3 is 5 more than that number divided by 2 gives the equation:

[tex] \frac{4x}{3} = \frac{x}{2} + 5[/tex]

Multiply through by the LCD, which is 6.

[tex] 6 \times \frac{4x}{3} = 6 \times \frac{x}{2} + 5 \times 6[/tex]

Cancel out to obtain:

[tex] 2 \times 4x =3 \times x + 30[/tex]

[tex]8x = 3x + 30[/tex]

Group similar terms

[tex]8x - 3x = 30[/tex]

Simplify the LHS

[tex]5x = 30[/tex]

Divide both sides by 5 to get:

[tex]x = 6[/tex]

can you graph 6=6? infinite solutions

Answers

Answer:6 = 6 represents a true statement because 6 is always equal to 6. When graphed on a coordinate plane, this equation would result in a straight line at y = 6, which means that every point on the line corresponds to a solution of the equation. Since the line extends infinitely in both directions, there are infinitely many solutions to this equation.

Step-by-step explanation:

Financing a balloon payment under a new fixed rate loan is called a

A reset option

O

B. loan adjustment

O

c. balloon refinance

D. exercise option

Answers

Answer:

rest set option

Step-by-step explanation:

5. What value of x makes the equation true?
3(x - 2) = 3x + 7

Answers

Answer:

There are no values of x that make the equation true.

Step-by-step explanation:

3(x-2)=3x+7

3x-6=3x+7

3x-6+6=3x+7+6

3x=3x+13

Dviding 3x by 3x will equal 1, and 1 does not equal 13.

Answer:

There are no value of x

Step-by-step explanation:

3(x-2) = 3x+7

3x-6 = 3x+7

-6= 7

=7 +6

=13

so we can say that,There are no value of x

If the triangle on the grid below is translated by using the rule (x, y) right-arrow (x minus 2, y + 2), what will be the coordinates of A prime?

Answers

Answer:

A' (-4,0)

Step-by-step explanation:

The complete question is

If the triangle on the grid below is translated by using the rule (x, y) right-arrow (x minus 2, y + 2), what will be the coordinates of A prime? On a coordinate plane, triangle A B C has points A(negative 2, negative 2), B(negative 2, negative 4), C(2, negative 4)

we know that

The rule of the translation is

(x,y) -----> (x-2,y+2)

The coordinates of point A (-2,-2)

Applying the rule of the translation to coordinate A

A (-2,-2) ----- A' (-2-2,-2+2)

A (-2,-2) ----- A' (-4,0)

Answer:

The answer is A on edge

Step-by-step explanation:

A triangle with the coordinates (6,4), (2,-1), and (-3,5) is translated 4 Units left and rotate 180 degrees about the origin. What are the coordinates of the image.

Answers

Answer:

(-2,-4),(2,1), and (7,-5)

Step-by-step explanation:

The given triangle has coordinates (6,4), (2,-1), and (-3,5).

When we translate 4 units left, the we obtain:

(6,4)------>(6-4,4)=(2,4)

(2,-1)----->(2-4,-1)=(-2,-1)

(-3,5)----->(-3-4,5)=(-7,5)

When the resulting figure is rotated 180° about the origin, the coordinates of the final figure becomes

(2,4)------>(-2,-4)

(-2,-1)----->(2,1)

(-7,5)------->(7,-5)

NB: The mapping for 180° rotation is:

(x,y)----->(-x,-y)

after 2/5 of the kittens were given away, there was k kittens and p puppies left in the pet store. write and algebraic expression in terms of k

Answers

Answer:

Algebraic expression in terms of k

     k= T- p

Step-by-step explanation:

As

no of kittens left = k

no of puppies left =p

If total left after giving away kittens  =T

T = p + k

In terms of k the expression will be

k= T- p

Keywords: Algebra

Learn more about algebra at:

brainly.com/question/3739260 brainly.com/question/13168205 brainly.com/question/9607945

#learnwithBrainly

Final answer:

To write an algebraic expression in terms of k, subtract the number of kittens given away from the initial number of kittens. The algebraic expression in terms of k is (3/5)x.

Explanation:

To write an algebraic expression in terms of k, we need to determine the initial number of kittens before any were given away. Let's call this number 'x'. According to the problem, 2/5 of the kittens were given away. This means that (2/5)x kittens were given away, leaving k kittens remaining.

To find the algebraic expression in terms of k, we subtract the number of kittens given away from the initial number of kittens. So the expression is x - (2/5)x = k.

We can simplify this expression by finding a common denominator for the fractions. In this case, the common denominator is 5. So the expression becomes 5x/5 - (2/5)x = k. Simplifying further, we have (3/5)x = k. Therefore, the algebraic expression in terms of k is (3/5)x.

Explain when you must write the number 1, and when you do not need to.

Answers

Answer:

The number 1 is not necessary when expressing powers of one. For example, you needn't write "5" as [tex]5^{1}[/tex].

Step-by-step explanation:

Final answer:

The number 1 is written when it is part of a larger number, as it is significant. It is not necessary to write leading zeros. In scientific notation, trailing zeros are excluded, and the number is written in a form where only non-zero digits appear before the decimal.

Explanation:

Understanding when to write the number 1 and when it's not needed depends on the context in mathematics, especially when dealing with significant figures and scientific notation. Generally, all non-zero numbers are considered significant (rule 1), which means that when a value like 1 is part of a larger number, it contributes to the meaning of that number. However, leading zeros do not count as significant (rule 3).

In the case of multiplication by units, like converting from kilograms to grams, we utilize the concept of multiplying by the number 1 to affect the units without changing the value. For example 0.7 kg can be multiplied by 1000/1 (1000 g / 1 kg) to convert to grams. This is because 1000/1 is equal to 1000, indicating multiplication by one does not change the value.

When expressing numbers in scientific notation, it's important to include the non-zero digits only before the decimal point, excluding any trailing zeros. Thus, 1,500,000 would be written as 1.5 x 106, with the power indicating the necessary number of decimal point movements to place it after the first significant digit.

Someone help me with this please. I can’t figure It out.

Answers

Answer:

Complementary angles

Step-by-step explanation:

Complementary angles add up to 90 degrees

How many groups of 14 are in 28?

Answers

Answer:

there are 2 groups

Step-by-step explanation: 14 x 2 = 28

Write the Equation of the line in slope intercept form
(0, -3), (7.5,0)

Answers

Answer:

Step-by-step explanation:

First, start off by solving for the slope using this formula:

[tex]\frac{y_{2} -y_{1} }{x_{2}-x_{1} }[/tex]

Then, plug in the values: [tex]\frac{0-(-3)}{7.5-0}[/tex]

Solve the equation: [tex]\frac{3}{7.5}[/tex]

That's your slope.

Then plug in one of the coordinates given in the problem for x and y and solve this equation:

y=[tex]\frac{3}{7.5}[/tex]x+b

Hope that helped!!! :)

What is the prime factorization of 40?
2 times 5
2 times 20
2 times 2 times 2 times 5
2 times 2 times 4 times 5

Answers

Answer:

C.

Step-by-step explanation:

2 times 2 times 2 times 5 = 40

The prime factorization of 40 is 2 times 2 times 2 times 5, which can be written as 2^3 * 5. So, option C, "2 times 2 times 2 times 5," is the correct prime factorization of 40.

The prime factorization of the number 40 is 2^3 * 5. To arrive at this factorization, we break down 40 into its prime factors. We start by dividing 40 by the smallest prime number, 2. Since 40 is even, it can be divided by 2 evenly, resulting in 20. We continue this process until we can no longer divide by 2, which leaves us with 20. Now, we try to divide 20 by the next smallest prime, which is also 2. This division gives us 10. Once again, we divide by 2, and we are left with 5. Since 5 is a prime number, we cannot further divide it. Therefore, we have prime factorized 40 as 2 * 2 * 2 * 5, which can be expressed as 2^3 * 5, where the exponent 3 indicates that we have three 2s multiplied together, and the 5 is the prime factor on its own.

To learn more about prime factorization here

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Kevin has an after-school delivering advertising after 9 weeks he had earned a mean of $24 per week how much does he need to earn in the 10th week to increase his mean weekly earnings to $25​

Answers

Answer:

$34

Step-by-step explanation:

So he earns $24 per week (ima just say p/w to make it shorter) meaning he earned around $216 in total. To get to $25 p/w, you have to get $250 in total from the 10 weeks. So $250 - $216 = $34.

⭐ Answered by Foxzy0⭐

⭐ Brainliest would be appreciated, I'm trying to reach genius! ⭐

⭐ If you have questions, leave a comment, I'm happy to help! ⭐

What 48 divide by 879

Answers

eighteen remainder 15 is your answer in long division. if you plug it in into your calculator, it’ll be a different number.
48 Divided By 879 = 0.054607508532423

an otterbox was on sale 20% off. if the sale price was $47.99, what was the original price?

Answers

Answer:$38.39

Step-by-step explanation:

Original price: $

47.99

Discount percentage:

20

%

Results

Discount:

$9.60

Final Price:

$38.39

Answer:

$59.99

Step-by-step explanation:

"20% off" translates into "80% of original price."

Thus, 0.80p = $47.99, where p is the original price.

Dividing both sides by 0.80 yields:

p = $59.99

Good morning,
which of the following rational functions is graphed below? thanks​

Answers

Answer:

C.x/(x+5)(x-2)

Step-by-step explanation:

Answer:

b

Step-by-step explanation:

Carter plays 5/8 of a basket ball game. The basket ball game is 40 minutes long. Which if the following shows how to find the number of minutes carter plays?

Answers

Answer:

25 minutes is how long Carter played

Step-by-step explanation:

Final answer:

To find out how many minutes Carter plays, multiply 40 minutes by 5/8, which results in 25 minutes of playtime.

Explanation:Finding the Number of Minutes Carter Plays

To determine the number of minutes Carter plays in a basketball game, which is 40 minutes long, when he plays 5/8 of the game, we use multiplication. We multiply the total game time by the fraction of the game played:

40 minutes (total game length) × (5/8) (fraction of the game played)

Steps to calculate:

Multiply the numerator of the fraction (5) by the total game time (40 minutes). 5 × 40 = 200.Divide the product by the denominator of the fraction (8). 200 ÷ 8 = 25 minutes.

Therefore, Carter plays for 25 minutes of the basketball game.

pls help I will mark brainlist if correct !! :))

Answers

You add all fruit and times to 3/8 to find strawberries

Solve.
fy=z -8
122+3y=1
Use the substitution method.
०(5, -3)
0 (0, -8)
10 (2, -6)
(4, -4)​

Answers

Answer: Answer is x = 5, y = -3

(5, -3)

Step-by-step explanation: The instruction is to use the substitution method, and from the first equation,

y = x - 8

This means we replace the value of y in the second equation with x - 8. Hence;

2x + 3y = 1 can now be re-written as

2x + 3(x - 8) = 1

2x + 3x - 24) = 1

5x - 24 = 1

Add 24 to both sides of the equation

5x -24 + 24 = 1 + 24

5x = 25

Divide both sides of the equation by 5

x = 5

Having calculated x as 5, we can now substitute for the value of x in the first equation

y = x - 8 now becomes

y = 5 -8

y = -3

Using the substitution method, we found the solution to be (5, -3), which matches option a.

To solve the system of equations using the substitution method, we'll first solve one equation for one variable and then substitute it into the other equation.

Given:

1. [tex]\( y = x - 8 \)[/tex] (Equation 1)

2. [tex]\( 2x + 3y = 1 \)[/tex] (Equation 2)

From Equation 1, we can solve for y:

[tex]\[ y = x - 8 \][/tex]

[tex]\[ x = y + 8 \][/tex] (Re-arranging)

Now, substitute [tex]\( x = y + 8 \)[/tex] into Equation 2:

[tex]\[ 2(y + 8) + 3y = 1 \][/tex]

Simplify and solve for y:

[tex]\[ 2y + 16 + 3y = 1 \][/tex]

[tex]\[ 5y + 16 = 1 \][/tex]

[tex]\[ 5y = 1 - 16 \][/tex]

[tex]\[ 5y = -15 \][/tex]

[tex]\[ y = -3 \][/tex]

Now, substitute [tex]\( y = -3 \)[/tex] into Equation 1 to find [tex]\( x \)[/tex]:

[tex]\[ x = (-3) + 8 \][/tex]

[tex]\[ x = 5 \][/tex]

So, the solution to the system of equations is [tex]\( (x, y) = (5, -3) \)[/tex].

a number times 45 decreased by 12 is no more than 117​

Answers

Answer: n*4512 is less than or equal to 117

Step-by-step explanation: n=number N*45=X X=Number more than 117. X decreased by 12 is less than or equal to 117.

Kiran wrote the expression x-10 for this number puzzle: "Pick a number, add -2, and multiply by 5."

Lin thinks Kiran made a mistake.

How can she convince Kiran he made a mistake?

Answers

Answer:

Step-by-step explanation:5(x-2)

The correct expression Kiran is trying to write is 5x - 10

How to write expression

Kiran:

x - 10

let x = the unknown number

Add - 2

= x + (-2)

= x - 2

multiply by 5

(x - 2)5

5x - 10

Therefore, the correct expression Kiran is trying to write is 5x - 10

Learn more about expression:

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Can you explained this and give the answer

Answers

Answer:

[tex]x^{\frac{3}{7}}[/tex]

Step-by-step explanation:

What is the simplified form of

[tex](\sqrt[7]{x})(\sqrt[7]{x})(\sqrt[7]{x})[/tex]

Applying property of exponents

Remember that

[tex]\sqrt[n]{x^{m}} =x^{\frac{m}{n}}[/tex]

[tex]x^{m}x^{n}=x^{m+n}[/tex]

so

[tex](\sqrt[7]{x})(\sqrt[7]{x})(\sqrt[7]{x})=(x^{\frac{1}{7}})(x^{\frac{1}{7}})(x^{\frac{1}{7}})=x^{(\frac{1}{7}+\frac{1}{7}+\frac{1}{7})}=x^{\frac{3}{7}}[/tex]

How to do similar polygons?

Answers

Answer:

Similar polygon

Step-by-step explanation:

If two polygon similar then the ratio of the corresponding sides is the scale factor.All interior angles are congruent.

Multiply.
(x-6)(5x-4)
O
A. 5x^2-30x + 24
B. 5x^2 - 34x + 24
c. 5x^2 - 26x-24
D. 5x^2 - 30x-24​

Answers

use the FOIL technique (first outer inner last) to solve this.

FIRST: multiply the x and the 5x to get 5x^2

OUTSIDE: multiply the -4 and the x to get -4x

INNER: multiply the -6 and the 5x to get -30x

LAST: multiply the -4 and the -6 to get 24.

last step: put it all together to get 5x^2 - 4x - 30x + 24, which is 5x^2 - 34x + 24.
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