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Solution for A Hemispherical Bowl is Made of Steel 0.25 Cm Thick. the Inside Radius of the Bowl is 5 Cm. Find the Volume of Steel Used in Making the Bowl. - CBSE Class 9 - Mathematics

ConceptVolume of a Sphere

Question

A hemispherical bowl is made of steel 0.25 cm thick. The inside radius of the bowl is 5 cm. Find the volume of steel used in making the bowl.

Solution

Volume of steel used = outer volume – inner volume

= 2/3×π×(R^3-r^3)

=2/3×22/7[5.25^3-5^3]

=41.282cm^3

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Solution A Hemispherical Bowl is Made of Steel 0.25 Cm Thick. the Inside Radius of the Bowl is 5 Cm. Find the Volume of Steel Used in Making the Bowl. Concept: Volume of a Sphere.
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