Find the surface area of a sphere of radius 7 cm.
Answers
Answered by
2
Answer:
616
Step-by-step explanation:
surface area of sphere = 4πr^2
= 4×22/7 × (7)^2
=4×22/7×49
=4×22×7 (49/7 = 7)
=28×22
= 616
Answered by
2
Answer:
- The surface area of a 7 cm would be 4xr²=r²²/7×7cm²=616 cm².
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