Use proportions to solve the following problem. A 30-pound bag of topsoil will cover a surface area of 12 ft squared. a) How many pounds of topsoil are needed to cover a surface area of 600 ft squared?

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

Which expression is equivalent to 5a/4 - b/8 ?

Atriangle abc has two side lengths of 28 ft. and 24 ft. if angle c is 91°, what's the measurement of angle b?