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Find the Volume of a Sphere Whose Radius Is 7 cm. - Mathematics

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Find the volume of a sphere whose radius is 7 cm.

`["Assume "pi=22/7]`

 

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Solution

Radius of sphere = 7 cm

`"Volume of sphere "= 4/3pir^3`

`=[4/3xx22/7xx(7)^2]cm^3`

`=(4312/3)cm^3`

`=1437 1/3 cm^3`

Therefore, the volume of the sphere is `1437 1/3 cm^3`

 

Concept: Volume of a Sphere
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APPEARS IN

NCERT Class 9 Maths
Chapter 13 Surface Area and Volumes
Exercise 13.8 | Q 1.1 | Page 236

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