please answer this question in explanation
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0
Answer:
I will try my best to keep
Answered by
1
Answer:
7
Step-by-step explanation:
surface area sphere =154 sq cm
4πr²=154
4*22/7 *r² =154
r²=154*7 / 4*22
r²= 12.25
r= 3.5
now
d=2r
=2*3.5
=7
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