Question

find out the value of a sphere of radius 4.2 CM

Answer 1

It would be volume

If volume, then
The radius = 4.2 cm

So, volume = 4/3 pie r³
$= 4 \div 3 \times \pi {r}^{3}$
$= 4 \div 3 \times 22 \div 7 \times 4.2 \times 4.2 \times 4.2$
$= 310.464$
Therefore the volume = 310.464cm³

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