Question 66

The radius of a hemisphere is 7 cm, find its volume?

Solution

Radius of hemisphere = 7 cm

Volume of hemisphere = $$\frac{2}{3} \pi r^3$$

= $$\frac{2}{3} \times \frac{22}{7} \times (7)^3$$

= $$\frac{2}{3} \times 22 \times 49 = \frac{2156}{3}$$

= $$718.67 cm^3$$

=> Ans - (A)

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