Question

The total surface area of the solid hemisphere is 462 CM square find the volume

Answer 1

$3\pi \times r ^{2} = 462$

3×22/7×R×R=462

66/7×R×R=462

R×R=462×7/66

R×R=7×7

R×R=49

R=7

Volume of hemisphere=

$\frac{2}{3} \pi \times r { 3}$

2/3×22/7×7×7×7

2156/3

718.66