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Home > CC4 > Chapter 5 > Lesson 5.3.1 > Problem 5-88

5-88.

Use angle relationships and the diagram below to write and solve an equation for x. Show all work. Homework Help ✎

5-89. The area of the trapezoid at right is 56 cm2. What is the height, h? (Hint: The formula for the area of a trapezoid can be written as A = (b1 + b2)h, where b1 and b2 are the lengths of the bases.) Show all work. Homework Help ✎

How are these angles related? How can you use this relationship to find x?

They are alternate interior angles.