Question

the Side In triangle ABC with a side 5 cm 12 cm and 13 cm is revolved about the side 5 cm find the volume of the SOLID TO BE OBTAINED

Answer 1

It will be a right circular cone. with Base having circumference =5 so
$r = 5 \div 2\pi$
So volume =
$\frac{1}{3} \pi {r}^{2} h$
h=12