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Question 976967: did not find any results for 'a sphere redius a cm is cut four identical pieces what sum total surface area' Ask Try asking a question: Terms Privacy RSS Relevance Newest Most Answers Fewest Answers Save Search Answers Home All Categories Arts & Human Found 2 solutions by Alan3354, FrankM:Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! did not find any results for 'a sphere redius a cm is cut four identical pieces what sum total surface area'
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The SA of the sphere before the cuts is 4pi*r^2 = 4pi*a^2
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Cutting it into 2 pieces exposes 2 circles each with an area of pi*a^2
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Cutting it a 2nd time exposes 2 more circles.
Total = 4pi*a^2 + 2pi*a^2 + 2pi*a^2
= 8pi*a^2
