SOLUTION: find the total surface area of a hemisphereof radius 7 cm (take pi to be 3.142)

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Question 587647: find the total surface area of a hemisphereof radius 7 cm (take pi to be 3.142)
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
find the total surface area of a hemisphereof radius 7 cm (take pi to be 3.142)
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SA of a sphere = 4%2Api%2Ar%5E2
1/2 of that = 2%2Api%2Ar%5E2