Find the diameter of the semicircle whose area is 1232 cm2

Find the value of the variable and the length of each secant segment

The expression 6x2 gives the surface area of a cube, and the expression x3 gives the volume of a cube, where x is the length of one side of the cube. find the surface area and the volume of a cube with a side length of 6m

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)