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Daniel is blowing up a beach ball in the shape of a sphere. The package says that the ball has a diameter of 9 inches. Which measurement is closest to the volume of the beach ball when it is completely filled with air?

A. 84.8 cubic inches

B. 381.7 cubic inches

C. 972 cubic inches

D. 3,053.6 cubic inches

2 Answers

7 votes

Answer:

Step-by-step explanation:$-(:$:$!:

User Jamie Bicknell
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4 votes

Answer:

B. 381.7

Explanation:

because the diameter is 9 we know the radius is 4.5 (radius is half of the diameter)

the formula for volume: V= 4/3πr^3

V=4/3•π•4.5^3

that equals approx. 381.7

hope this helps luv<3

User Leerssej
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4.9k points