Question

find the surface area of a sphere of radius 7cm​

Answer 1

Answer:

4/3 ×22/7×7×7×7

49×88/3

4532/3

151.67 answer

Answer 2

Answer:

Given:

r=7cm

surface area of sphere =

surface are of sphere=

$4\pi \: r {}^{2}$

$= 4 \times 22 \div 7 \times 7 \times 7$

$= 4 \times 22 \times 7$

$= 88 \times 7$

$=616 \: cm {}^{2}$

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