Rectangular prism is 7 feet wide and 3 feet high. Its volume is 189 cubic feet. What is the length of the rectangular prism?

Answers

Answer 1
The length is 9 feet.
The formula for Area is A= L*W*H.
You are given A=189, W= 7 feet and H= 3 feet. Solve formula for
L.
189= L*7* 3
189=21 L
Divide both sides by 21 to solve for L
189/21 = 21L/21
9=L

Related Questions

An item is regularly priced at $45. It is on sale for 55% off the regular price.

Answers

Answer:

the answer would be $20.25

Step-by-step explanation:

55% of 45 is 24.75 and 45 - 24.75 = 20.25

Answer:

20.25

Step-by-step explanation:

55% of 45 is 24.75

45 - 24.75 = 20.25

So the answe is 20.25

Please help!! Question is down below and I’m kinda confused

Answers

it would be the last one

p(n) = n^2 - 5n; Find p (4)

Answers

Answer:

p(4)=4^2-5(4)

P(4)=16-20

P(4)=4

Step-by-step explanation:

The function below shows the cost of a hamburger with different numbers of toppings (t). f(t) = 1.90 + 1.40t What is the y-intercept, and what does it mean?

Answers

Answer:

[tex]1.9[/tex]

the cost of the hamburger will be [tex]\$1.9[/tex] if no toppings are added.

Step-by-step explanation:

The function is

[tex]f(t)=1.9+1.4t[/tex]

Let cost of toppings be [tex]y[/tex]

[tex]y=1.9+1.4t[/tex]

The y-intercept of a function is the value of the function when [tex]x=0[/tex]. Here number of toppings [tex]t=0[/tex].

So, the intercept of the function is [tex]1.9[/tex]

This means the cost of the hamburger will be [tex]\$1.9[/tex] if no toppings are added.

Evaluate 7 1/6 - 3 5/8

Answers

Answer:

i got 3.542

Step-by-step explanation:

7 1/6 − 3  5 / 8

5/8 = 85 / 24

85/24 = 3 13/24

hope this helps

Answer:

3 13/24

Step-by-step explanation:

hope i help i have the same test and just know you will win it

What value of n makes each statement true, pls include work

Answers

Answer:

1. n=2

2. n=12

3. n=2

Step-by-step explanation:

1

12xy³/4xⁿy=3y²/x

12x²y³=12y³xⁿ (cross multiplied)

x²=xⁿ (cancelled out (12y³))

2=n

2

(-3a/2b⁴)³=-27a³/8bⁿ

-27a³/8b¹²=-27a³/8bⁿ (cubed left side)

-216a³bⁿ =-216a³b¹² (cross multiplied)

bⁿ=b¹² (cancelled out (-216a³))

n=12

3

(xy⁶/x⁵yⁿ)²=y⁸/x⁸

x²y¹²/x¹⁰y²ⁿ=y⁸/x⁸ (squared left side)

x²y¹²/x¹⁰y²yⁿ=y⁸/x⁸

y¹⁰/x⁸yⁿ=y⁸/x⁸ (simplified)

y¹⁰x⁸=x⁸yⁿy⁸ (cross multiplied)

y²=yⁿ (cancelled out (x⁸), simplified)

n=2

The product of c and 4

Answers

Step-by-step explanation:

the product = 4× c

= 4c

plz mark my answer as brainlist plzzzz. hope this will be helpful to you.☺️

Write six less than x as an algebraic expression.

Answers

Answer:

y = x-6

Step-by-step explanation:

6 les s than means -6 so do that. Keep up the great work!

Answer:

x-6

Step-by-step explanation: six less than x means take six away from x

HELP MEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE

Answers

Answer:

C

Step-by-step explanation:

Answer:

Answer :c

step by step explanation:

What is the slope of the line that travels through the origin?

Answers

Answer: The answer is 0 (An undefined slope)

Step-by-step explanation: The answer would be 0 but you can not just use 0 you have to use math terms. So in math terms undefined slope is o. ALSO if the line is Horizontal its o and if the line is Vertical it is undefined.

NOTE: 0 AND UNDEFINED iS NOT THE SAME THING

-Hope this helps

Math practice for math tmr
Graph:

Answers

Answer:

its 1/2

Step-by-step explanation:

Answer:

math

Step-by-step explanation:

Find the arithmetic means between the terms 18 and 9

Answers

Answer:

13.5

Step-by-step explanation:

The mean of a set of numbers is the sum divided by the number of terms.

So add 9+10+11+12+13+14+15+16+17+18

=135

Then divide by 10 because there is 10 terms

=13.5

Can someone help me as soon as possible

Answers

Answer:

A is the answer

Step-by-step explanation:

HELPP PLSSS IM REALLY STUCKKKK

Answers

akmsosmwbssklwmajslsnjslwnskwlwhxlsnsn

I need help on this question ASAP.

Answers

Answer:

C

Step-by-step explanation:

I’m pretty sure it’s the last answer, i checked on a graphing calculator :)

can someone please help me with numbers 11 12 13 and 14 please , and can you please explain how you got the answer?​

Answers

Answer:

11) x = 4

12) x = 12

13) A = 45

14) A = 40

Step-by-step explanation:

All triangle angles must add up to 180 degrees. If they do not, the triangle is not considered a triangle.

So for triangle 11, solve using the equation: (16x + 4) + 47 + 65 = 180. First add 47 + 65 together to get 112. Subtract 112 from both sides to get (16x + 4) = 68. Subtract 4 from both sides to get 16x = 64. Divide 16 from both sides to get x = 4. Use the same technique for the other triangle.

For triangle 12, solve using the equation: (3x + 9) + 60 + 75 = 180. Add 60 + 75 to get 135. Subtract 135 from both sides to get (3x + 9) = 45. Subtract 9 from both sides to get 3x = 36. Divide 3 from both sides to get x = 12.

For triangle 13, solve using the equation: (62 + x) + (x + 51) + 79 = 180. For this equation, add the common variable first to get 113 + 2x + 79 = 180. You can still further simplify by adding 113 + 79 to get 192. The new equation is 192 + 2x = 180. Subtract 192 from both sides to get 2x = -12. Divide 2 from both sides to get x = -6. Now, to solve for angle A, insert the x value, -6, into Angle A's expression: x + 51. The x value would change the expression into -6 + 51. Solve to get 45. Use this technique for the other triangle as well.

For triangle 14, solve using the equation: 6x + 4x + 80 = 180. First add common variables to get 10x + 80 = 180. Subtract 80 from both sides to get 10x = 100. Divide both sides by 10 to get x = 10. To solve for Angle A, insert the x value, 10, in place of x. This turns the expression 4x into 4(10). Solve to get 40.

Hope it helps!

What's the answer to 6 + 5 + (26 - 19) - exponent 6 over 5

Answers

Answer:

-7758

Step-by-step explanation:

x/5 +7=y
solve for x
pls help:)))))))))))))

Answers

Answer:

x = 5 y − 35

Step-by-step explanation:

hope that helps

Brainliest if correct?

Elliot has 12 cups of flour to use in some recipes. Select a way that he could divide the cups of flour equally among some recipes. Mark all that apply.

Answers

Answer:

c and e

Step-by-step explanation:

3×4=12

4×3 =12

hope this helps you

There are 10 students in a class:7 boys and 3 girls. If the teacher picks a group of 4 at random what is the probability that everyone in the group is a boy

Answers

Answer:

Step-by-step explanation:

Probability the first pick is a girl: 7/10

Probability the second pick is a girl: 6/9

Probability the third pick is a girl: 5/8

Probability of picking 3 girls:

7/10 * 6/9 * 5/8 =

= (7 * 6 * 5)/(10 * 9 * 8)

= (7 * 1 * 1)/(2 * 3 * 4)

=7/24

Approximately 0.29 = 29%

hiii please help i’ll give you brainliest if you show your work

Answers

Answer:

385

Step-by-step explanation:

Math answers to fraction 4235 divided by 11 can be calculated as follows.

4235/11 math problems division = 385. Therefore 385 to 2 decimal places= 385

Answer:

385

(Please give me branilest) (:

At the deli, 2 turkey subs and 5 veggie subs cost $29. 4 turkey subs and 3 veggie subs cost
$30.

a) Create a linear system to model the equation. Include let statements

b) Solve the linear system to find the cost of a turkey sub and the cost of a veggie sub.

Answers

Answer:

4/9 of sales are veggie 5/9 are turkey

4/(4+5)=4/9

5/(4+5)= 5/9

4/9 x 27 = 12

5/9 x 27 = 15

12 veggie subs sold and

15 turkey subs sold

12+15=27 total sold

Step-by-step explanation:

Brielle's piggy bank has all nickels and dimes. The total value of the money in her piggy bank is $7.80.
If Brielle has 66 nickels, write and solve a linear equation to find the number of dimes she has. In standard form

Answers

Answer:

66 nickels = 66 x $0.5 = $3.30

$7.80 - $3.30 = $4.50

$4.50 / $0.10 = 45

Brielle has 45 dimes.

Answer:

She has 156 nickles in $7.80

Step-by-step explanation:

Thx

Geometry
The sides of four triangles are given.
Triangle A: 6 cm, 8 cm, and 10 cm
3 2
3
Triangle B:
10
-in
in, in, and
Triangle C: 8 ft, 15 ft, and 17 ft
Triangle D: 0.32 mm, 0.96 mm, and 1 mm
gin
Which of the four triangles is obtuse?
В у

Answers

Answer:

12

Step-by-step explanation:

Please help me :). I'll give brainiest

Answers

Answer:

axis of symmetry: [tex]x=3[/tex], vertex: [tex](3,23)[/tex]

Step-by-step explanation:

[tex]-\frac{b}{2a}=-\frac{12}{-4}=3[/tex]

axis of symmetry(x-value of the vertex): [tex]x=3[/tex]

input this value into the function to get the vertex

[tex]-2(3)^{2}+12(3)+5[/tex]

[tex]-18+36+5[/tex]

[tex]18+5[/tex]

[tex]23[/tex] is the y-value of the vertex

[tex](3,23)[/tex]

plz mark me brainliest. :)

The price of an item has been reduced by 55% The original price was $45. What is the price now?

Answers

Answer:

20.25

Step-by-step explanation:

100%->45

100-55=45

45%->20.25

Write down the lower bound and the upper bound
(a) 4g measured to the nearest gram

Answers

Answer:

Lower bound 3.5,upper bound 4.5

3.5<=4<4.5

I need help with this plzz

Answers

Answer:

5/2

Step-by-step explanation:

here you go! hope this helps

22) (2n-q)-56-2,4nt4)

Answers

Answer:

?

Step-by-step explanation:

I think some of the question is missing.

a roll of fabric was 144 inches long a customer bought 3 feet of the fabric how many feet of fabric was left ​

Answers

Answer:

108 inches

Step-by-step explanation:

1 ft = 12 inches

12x3=36

144-36=108

108 inches is you answer

Answer:

9 ft

Step-by-step explanation:

144 in = 12 ft

so 12 - 3 = 9 ft

Hope this helps have a blessed day

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