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Home > CCG > Chapter 6 > Lesson 6.2.4 > Problem 6-85

6-85.

diagram In the diagram at right, bisects . This means that divides the angle into two equal parts. If and if solve for . Then find . Homework Help ✎   

If  divides  into two equal parts, what can you do with the equations for their measures?

Once you have solved for , substitute it back into the expressions of each angle.
How can you use those measures to find the measure of ?