### Home > CALC > Chapter 2 > Lesson 2.1.1 > Problem 2-9

2-9.

*A* = (base)(height)

Base = 1 for all rectangles. Height is determined by the function, evaluated at midpoints.

2-9.

*A* = (base)(height)

Base = 1 for all rectangles. Height is determined by the function, evaluated at midpoints.