1.

A sphere of 5 cm radius is cut by two parallel planes which are 7 cm apart but on the opposite sides of the centre of the sphere. The radius of one of the ends of the zone is 3 cm. What is the lateral surface area (in sq. cm.) of the larger spherical cap of the two?

Answer»

`10PI`
`16pi`
`25pi`
`20PI`

ANSWER :D


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