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Jeffrey is buying mulch for a circular flower garden with a diameter of 12 feet. The layer of mulch needs to be 4 inches thick. What is the volume of mulch needed for the flower garden?
A) 37.7 ft3
B) 113.1 ft3
C) 452.4 ft3
D) 651.4 ft3

Respuesta :

Samzell

Answer:

I got 37.7ft3

Step-by-step explanation:

The volume is 37.7 ft3. The formula for the volume of a cylinder is V = πr2h. Before using the formula you must convert all units to feet. Area of the flower bed is π62 times the height, which is 1/3 foot. π x 36/3 = 12π or 37.7 ft3.

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