Math, asked by sunandaramu143, 6 hours ago

The surface area of a sphere is 616sqm .The surface area of its hemisphere is​

Answers

Answered by Anushkakushwah98
3

Answer:

461.58

Step-by-step explanation:

the surface area of sphere is 616sqm

since the surface area of hemisphere = 4πr²

therefore

4πr² = 616

πr²= 514

r ²= 49

r= 7

the surface area of hemisphere is 3πr²

3×3.14×7²

3×3.14×49

461.58 ans

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