Math, asked by krutichourasia, 10 months ago

Find the radius of sphere Whose surface area is 154 cm square

Answers

Answered by nihalgupta07
10

Answer:

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Answered by Anonymous
9

As we know that Surface areA of Sphere=4πr^2

surface areA=154cm

By ℘ṳтт!ℵ❡ ṽᾰℓṳḙ.......!!

154=4×22/7×r^2

r^2=154×7/4×22

r^2=49/4

r=49/2

r=7/2

r=3.5......,.......!!!!

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