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OpenStudy (anonymous):
Dana plans to cover this model of a half moon completely with silver foil.
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OpenStudy (anonymous):
OpenStudy (anonymous):
How many square centimeters of silver foil would Dana need to cover the model completely? 402.2 536.2 603.4 150.8
OpenStudy (anonymous):
surface area of hemisphere=2*22/7*8^2=402.3
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