Question

If the radius of hemisphere is 3r cm then it's volume is

Answer 1

Answer:

Radius of hemisphere = 3r

Volume of hemisphere =$\frac{2}{3} \pi {r}^{3} </h3><h3> = \frac{2}{3} \times \pi \times ({3r}^{3}) </h3><h3>= \frac{2}{3} \times \pi \times 27 {r}^{3} </h3><h3> = 18\pi {r}^{3}$

= 18 × 3.14 ×r³

=56.52 r³ cm³

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Answer 2

Answer:

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