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Please help.....no one would help me so PLZZZZ

Please help.....no one would help me so PLZZZZ-example-1
User Ofri Raviv
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1 Answer

4 votes

Answer:

Explanation:

a) r = 10/2 = 5 feet

Area of floor =πr² =3.14*5*5 = 78.5 feet²

B) h = 3 foot

Volume of cylinder = πr²h = 3.14*5*5*3 = 235.5 cubic feet

Volume of hemisphere =2/3πr³= 2*3.14*5*5*5/3=261.67 cubic feet

Volume of space inside the observatory = 497.17 cubic feet

User Andresch Serj
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