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Home > A2C > Chapter 5 > Lesson 5.2.4 > Problem 5-101


Find the measure of in the diagram.

List any subproblems that were necessary to solve this problem.

Remember geometric angle relationships.
If the lines are parallel, what must be true about the alternate interior angles?
What is always true about vertical angles?

How can you find the measure of the third angle?

Write and solve a system of equations based on the properties.

Once you find x and y, find the measures of the angles in ΔCPM.