The area represents distance traveled (or displacement) between x = 0 and x = t.
The shape is a trapezoid.
Height is horizontal, so it represents time, in hours. Evaluate the area of a trapezoid. Simplify the units.
Find A (20x + 30, 0 ≤ x ≤ 2).
Use the eTool below to set values for t.
Click the link at right for the full version of the eTool: Calc 1-37 HW eTool