The value of the surface area of the cylinder is equal to the value of the volume of the cylinder. find the value of x.

the radius is 7.2 and the height is x, find x

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

What is the frequency of the sinusoidal graph?

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.