Find the square root of
The surface area of a circular cone is given by , where s cm is the slant height, r cm is the radius of the base and is . Find the radius of the base if a cone of surface area 93.5 square cm has a slant height of 5 cm.
Subtract and divide the difference by
Solve the following for the unknown x:
Find the square root of the following:
; also, cube the result.