SOLUTION: Find the surface area of a sphere if a hemisphere with the same radius has a surface area of 69pi cm2.

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Question 1019481: Find the surface area of a sphere if a hemisphere with the same radius has a surface area of 69pi cm2.
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Find the surface area of a sphere if a hemisphere with the same radius has a surface area of 69pi cm2.
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It's 2x that.
Is that not obvious?