### Home > PC > Chapter 4 > Lesson 4.2.4 > Problem 4-117

4-117.

The Gladiator van travels 20

*t*+ 18 miles per hour for 0 ≤*t*≤ 3 hours Homework Help ✎Draw a graph of the situation. Label the axes carefully.

Compute the exact area under the curve.

How far did the Gladiator travel during those three hours?

Break it up into a rectangle and triangle adding up the areas.

Or use the formula for the area of a trapezoid.

It is the area under the curve.