Find the volume of a cone whose height is $17 c m$ and radius of base is $8 c m .$

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Solution

$\begin{matrix} W e k n o w t h a t, V o l u m e o f c o n e = \frac{1}{3} π r^{2} h = \frac{1}{3} \times \frac{22}{7} \times 8 \times 8 \times 17 = \frac{22}{21} \times 64 \times 17 = \frac{22}{21} \times 1088 = \frac{23936}{27} = 1139.80 c m^{3} \end{matrix}$

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Find the volume of a cone whose height is 17cm and radius of base is 8cm.

Weknowthat,Volumeofcone=13πr2h=13×227×8×8×17=2221×64×17=2221×1088=2393627=1139.80cm3

Find the volume of a cone whose height is $17 c m$ and radius of base is $8 c m .$

$\begin{matrix} W e k n o w t h a t, V o l u m e o f c o n e = \frac{1}{3} π r^{2} h = \frac{1}{3} \times \frac{22}{7} \times 8 \times 8 \times 17 = \frac{22}{21} \times 64 \times 17 = \frac{22}{21} \times 1088 = \frac{23936}{27} = 1139.80 c m^{3} \end{matrix}$