The area of a circular plate is one-sixteenth the surface...
The area of a circular plate is one-sixteenth the surface area of a ball. If the area of the plate is given as P cm², then the radius of the ball is
2Pπ
P√π
P√2π
2Pπ
Correct answer is D
Surface area of a sphere = 4πr2
116 of 4πr2
= πr24
P = πr24
r = 2Pπ
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