Math, asked by NoraBTS, 2 months ago

find the radius of the sphere whose surface area is 256 cm(square)​

Answers

Answered by ThatThinker
0

Answer:

Surface area of sphere = 4πr²

Step-by-step explanation:

Taking π as 22/7

4πr² = 256cm

4 x 22/7 x r² = 256

22/7 x r² = 256/4

22/7 x r² = 64

22 x r² = 64 x 7

22 x r² = 448

r² = 448/22

r² = 20.36

r = 20.36

r = 4.51cm (approx)

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