Nila has r red peppers and 88 green peppers. Write an algebraic expression that tells how many total peppers she has.

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.

How many verticies does a triangular prims have