Question

a right triangle ABC with sides 5 cm 12 cm and 13 cm is revolved around the side 5 final the volume of the solid so obtained

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Answer 1

Que.

A right triangle ABC with sides 5 cm 12 cm and 13 cm is revolved around the side 5 final the volume of the solid so obtained?

Solution:

Solid so obtained is a cone with r=5 & h=12

⇒ Volume =

3 /1 πr 2

h= 3 /π

π/3×25×12=100πcm 2

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