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Home > CCG > Chapter 10 > Lesson 10.1.2 > Problem 10-18

10-18.

In at right, , is a diameter and . Find:  Homework Help ✎

Circle with Line

  1. How is related to ?

     and  are both inscribed angles with the same intercepted arc. So, .

  1. Use the same method you used for part (a).

    The measure of the intercepted arc is twice the measure of the inscribed angle. So, the measure is .