If the radius of the cone is 3 cm and its height is 4- cm- then find its volume in cm 3-A- 12

The correct option is A 12Given, Radius of the cone 'r' = 3 cm nbsp; Height of the cone 'h' = 4/ nbsp;π cm Volume of the cone =1/3 πr^2h =1/3 π × 3^2 × 4/ ...

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Standard X

Mathematics

Volume of Cone

If the radius...

Question

If the radius of the cone is 3 cm and its height is $\frac{4}{π}$ cm, then find its volume in $c m^{3} .$
12

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Solution

The correct option is A 12
Given,
Radius of the cone 'r' = 3 cm
Height of the cone 'h' = $\frac{4}{π}$ cm

Volume of the cone
$= \frac{1}{3} π r^{2} h$
$= \frac{1}{3} π \times 3^{2} \times \frac{4}{π}$
$= 12 c m^{3}$

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If the radius of the cone is 3 cm and its height is 4π cm, then find its volume in cm3.12

The correct option is A 12Given, Radius of the cone 'r' = 3 cm Height of the cone 'h' = 4π cm Volume of the cone =13 πr2h =13 π× 32× 4π =12 cm3

If the radius of the cone is 3 cm and its height is $\frac{4}{π}$ cm, then find its volume in $c m^{3} .$
12

The correct option is A 12
Given,
Radius of the cone 'r' = 3 cm
Height of the cone 'h' = $\frac{4}{π}$ cm

Volume of the cone
$= \frac{1}{3} π r^{2} h$
$= \frac{1}{3} π \times 3^{2} \times \frac{4}{π}$
$= 12 c m^{3}$