Maya is finding the area of the shaded triangle below.

If she considers 10 m to be the height of the triangle, what should she use as the triangle's base?
22 m
25 m
52 m
73 m

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