RD Sharma - Mathematics

Book: RD Sharma - Mathematics

Chapter: 21. Surface Area and Volume of a Sphere

Subject: Mathematics - Class 9th

Q. No. 11 of CCE - Formative Assessment

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11

If a sphere is inscribed in a cube, then the ratio of the volume of the sphere to the volume of the cube is

Volume of a cube = side3


Volume of a sphere = (4/3)πr3


Given, sphere is inscribed in a cube


Diameter of sphere = side of the cube


Side of cube = 2r


Ratio of the volume of the sphere to the volume of cube

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