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9 September, 08:34

A driveway is 81 feet long, 12 feet wide, and LaTeX: / frac{1}{2}1 2 feet deep. How many cubic feet of concrete will be required for the driveway? (This is a volume question)

Group of answer choices

A. 458 cubic feet

B. 423 cubic feet

C. 5,832 cubic feet

D. 486 cubic feet

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Answers (2)
  1. 9 September, 08:52
    0
    D

    Step-by-step explanation:

    Volume = length * width * height

    = 81 * 12 * ½

    = 486 ft³
  2. 9 September, 08:55
    0
    V = 486 ft^3

    Step-by-step explanation:

    We will assume that the driveway is rectangular

    V = l*w*h where l is the length, w is the width and h is the height

    V = 81 * 12 * 1/2

    V = 486 ft^3
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