radius of sphere is 2.5cm the surface area of sphere upto correct significant figures is
Answers
Answered by
4
Answer:78.57142 cm^2
Explanation:
Surface area of sphere =4πr^2
=4×(22/7)*2.5*2.5
=78.57142cm^2
Answered by
0
Answer:
surface area of sphere= 4πr²
=4×22/7 ×2.5×2.5
=550/7
=78.571
In significant number = 7.8
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