CPM Homework Help : CCG Problem 2-115

Find the area of the trapezoid below. What strategies did you use? Homework Help ✎

Hint:

Look at the Math Notes box in Lesson 2.2.4 for help.

Step 1:

$5^2 + c^2 = 13^2\\-25\ \ \ \ -25$

Step 2:

$\text{Area of a trapezoid }=\frac{1}{2}(b_{1}+b{_{2}})h$