Find the volume of the specified solid. Use 3.14 as the approximate value of ?, and round your answer to the nearest tenth.A hemisphere with diameter 7 cm

A. 89.8 cm3 
B. 50.5 cm3
C. 179.5 cm3 
D. 101.0 cm3 


Answer: A

Mathematics

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A. Function B. Not a function

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Find the area of a sector of a circle if the radius of the circle is 12.3 cm and the arc of the sector is 36°. Round the answer to two decimal places.

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Perform the indicated operation.

A.
B.
C.
D.

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Solve the problem.If a roof's slope is 0.5, how high will the roof rise over a 9-foot run?

A. 4 feet
B. 9 feet
C.  feet
D. 18 feet

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