Middle School

A pedestal for a statue is made with 405 cubic feet of concrete.


A rectangular prism with a height of 9 feet.

What is the area of the base of the pedestal?

6.7 square feet

22.5 square feet

45 square feet

3,645 square feet

A pedestal for a statue is made with 405 cubic feet of concrete A rectangular prism with a height of 9 feet What is the

Answer :

Answer:

45 square feet

Step-by-step explanation:

we know that

The volume of the pedestal (rectangular prism) is given by the formula

[tex]V=Bh[/tex]

where

B is the area of the rectangular base of pedestal

we have

[tex]V=405\ ft^3\\h=9\ ft[/tex]

substitute the given values in the formula and solve for B

[tex]405=B(9)[/tex]

[tex]B=405/9\\B=45\ ft^2[/tex]

Answer:

45

Step-by-step explanation:

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