Find the volume of the cone. Round your answer to the nearest tenth. Please help!!

asked Nov 1, 2021 225k views

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Find the volume of the cone. Round your answer to the nearest tenth.

Please help!!

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4 votes

Answer:

$V=36.8\pi$ or
V=115.4 (π ≈ 3.14) or
V=115.5 (π = 3.141592···)

Explanation:

r=(1)/(2) d

r=(1)/(2) (7)

r=(7)/(2)

$V=(1)/(3) \pi r^2h$

$V=(1)/(3) \pi ((7)/(2) )^2(9)$

$V=(1)/(3) \pi ((49)/(4) )(9)$

$V=(1)/(3) \pi ((441)/(4) )$

$V= (147)/(4)\pi$

$V=36.75\pi$

SanitLee answered Nov 6, 2021

4.3k points

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