Find the surface area & the volume of a beach ball shown in the figure.
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10
Answer:
diameter = 42 cm
radius = 21 cm
surface area of sphere = 4πr^2
= 4×22/7×21×21
=4×22×3×21
= 5544cm^2
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Answered by
3
Answer:
Diameter = 2× radius
D = 42
Radius = 21
SA if sphere = 4πr^2
= 4*22/7*21*21
= 4*22 *21*3
Area = 5544 cm ^2
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