Find the volume of a pyramid with a square base, where the side length of the base is 14.7 in and the height of the pyramid is 21.3 in. Round your answer to the nearest
tenth of a cubic inch.

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

What is the value of the discrimination for the quadratic equation 0=×2+2+×2

Quadrilateral efgh was dilated with the origin as the center of dilation to create quadrilateral e'f'g'h'. the quadrilateral was dilated using a scale factor of 2.5. the lengths of the sides of quadrilateral efgh are given. what is the length of side f'g'?