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dimulka [17.4K]

3 years ago

14

A cone-shaped hole is drilled into a solid cube of metal as shown. If the cube has sides of length 9 cm, what is the volume of t

he metal after the hole is drilled? Let π ≈ 3.14 and round your answer to the nearest tenth.

1 answer:

ziro4ka [17]3 years ago

7 0

V (cube)=9³=729 cm³
V (cone)=1/3*π*R²*H= 1/3*π*3²*9=84.8 cm³
V (metal)= 729-84.8=644.2 cm³

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