Lesson : Proving Lines Parallel 1

Lesson

Proving Lines Parallel

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Ways to Prove Two Lines Parallel

Show that corresponding angles are equal (Corresponding Angles Converse)

Show that alternative interior angles are equal (Alternate Interior Angles Converse)

Show that consecutive interior angles are supplementary (Consecutive Interior Angles Converse)

Show that alternative exterior angles are equal (Alternate Exterior Angles Converse)

Example

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Homework

Pg. 166 #17, 19, 20, 21, 26 Pg. 168 #34 Pg. 169 # 40, 42, 44