Solve the problem.The radius of a right circular cone is given by the formula 
, where V is the volume and h is the height. If the volume is 598 cubic inches and the height is 20 inches, what is the radius? Use 3.14 for ?, and round your answer to the nearest tenth of an inch.
A. 0.2 in.
B. 5.3 in.
C. 3.1 in.
D. 5.6 in.
Answer: B
Mathematics
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Find an equation for the sphere with the given center and radius.Center (0, -10, -6), radius = 9
A. x2 + y2 + 9z2 + 20y - 12z = -55 B. x2 + y2 + 9z2 + 20y + 12z = -55 C. x2 + y2 + z2 + 20y + 12z = -55 D. x2 + y2 + z2 + 20y - 12z = -55
Mathematics
Find the exact value of the expression without using a calculator or table.cos-1 
A. 
B. 
C. 
D. 
Mathematics
The number of home runs for last season are shown for each team in a little league baseball division. Use the bar graph to solve the problem.
Estimate the number of home runs the Lions had last season.
A. 30 B. 34 C. 38 D. 36
Mathematics
Find the perimeter or circumference.
A. 41 m B. 76 m C. 276 m D. 29 m
Mathematics