Question

a toy is in the form of cone mounted on a hemisphere of diameter 7 cm.the total height of the toy is 14.5cm.find the volume of toy

Answer 1

Ans:-

Given:- (i) d=7
(ii) r= 1/2×d
= 1/2×7
= 3.5
(iii) h= 14.5

To Find:- Volume of toy = ?

Solution:-
$v \\ volume \: of \: toy = \frac{1}{3} \times \pi \times r {}^{2} \times h$
volume of toy = 1/3×22/7×3.5×3.5×14.5
= 186.08 sq.cm

I Hope it may be help you.
Thanks.