the radius of a sphere is 3.5cm. find its surface area and volume.
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Answered by
2
Surface area of sphere is 38.465
Volume of the sphere is 179.503
Volume of the sphere is 179.503
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4
Answer:
Given: Radius = 3.5cm
To find: SA and Volume
=> SA of Sphere = 4πr2
= 4 x 22/7 x 7/2 x 7/2
= 22 x 7
= 154 cm2
∴ Volume of Sphere = 4/3 πr3
= 4/3 x 22/7 x 7/2 x 7/2 x 7/2
= 179.67 cm2
∴ SA= 154 cm2
V= 179.67 cm3
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