Math, asked by saritarawat1253, 9 months ago

Find the surface area of a sphere of diameter 1 ) 21 cm​

Answers

Answered by asthadwivedi5
1

Answer:

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Answered by tannurana59
3

Answer:

Surface area of sphere = 4πr^2

= 4 * 22/7 * 21/2^2

= 22 *3*21

= 1386

Step-by-step explanation:

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