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Home > CCG > Chapter 6 > Lesson 6.2.5 > Problem 6-94

6-94.

Examine the angles formed by parallel lines below.
Two parallel transversal lines cross two parallel lines. The top left intersection are angles starting at top left going clockwise: a, b, d, and c. The top right intersection are angles starting at top left going clockwise: m, f, h, and g. The bottom left intersection are angles starting at the top left going clockwise: t, r, u, and s. The bottom right intersection are angles starting at the top left going clockwise, and labeled as follows: q, n, p, and k.

  1. If and , solve for . Justify your answer.

    How are  and related? How can you use this relationship to solve for ?

  2. If , what is ? Justify your answer.

    Does relate to another angle that might help you determine the measure of ?

    Relate , , , or .

  3. If , then what is ? Justify your answer.

    What is the relationship between and ? How does this help you determine the measure of ?