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Home > GC > Chapter 3 > Lesson 3.2.3 > Problem 3-70

3-70.

Use the relationships in each diagram below to solve for . Justify your solution by stating which geometry relationships you used. Homework Help ✎

  1. 3-70a

Parallel lines create equal angles. Which angles in the figure are equal?

  1. graphic b

Think of the angle measure of a circle. How can you use that measure to solve for ?

  1. graphic c

Use the Pythagorean Theorem. Remember to justify all your work with the relationships you used!