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# Find the volume of a sphere whose radius is (ii) 0.63 m

Q : 1    Find the volume of a sphere whose radius is

(ii) $\small 0.63\hspace{1mm}m$

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Given,

The radius of the sphere = $r = 0.63\ m$

We know, Volume of a sphere = $\frac{4}{3}\pi r^3$

The required volume of the sphere = $\frac{4}{3}\times\frac{22}{7}\times (0.63)^3$

$\\ = 4\times22\times 0.03\times 0.63\times 0.63$

$\\ = 1.048\ m^3$

$\\ = 1.05\ m^3\ \ \ (approx.)$

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