Find the area of a trapezoid with sides of 8cm 14cm 8cm 21cm and a height of 7cm

Combine like terms to make a simpler expression 3z+z

Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x

If f(x) = -5x + 1 and g(x) = x3, what is (gºf)(0)? enter the correct answer