English, asked by nageshpatel5534, 3 months ago

2.
Find the surface area of a sphere of diameter:
(i) 14 cm
(ii) 21 cm

Answers

Answered by Bhankar

3

Answer:

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Attachments:

Answered by sudharamachandran39

1

Explanation:

i) r = 14 4pi r^2= 4×22/7× 14×14=2464
ii) r=21
4pir^2=4×22/7×21×21= 5544

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