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Proving Lines Parallel

Free Geometry Worksheet - Proving Lines Parallel


Lesson:
To prove lines are parallel.

Subject:
Geometry

Description:
This free geometry worksheet requires the use of the properties of parallel lines including the Alternate Interior Angle Theorem, Corresponding Angles Theorem, and the Same-Side Interior Angle Theorem and their converses. Problems include the completion proofs and finding the values of missing angles to make a pair of lines parallel.

# of Problems:   7

# of Pages:   3

Answer Key?:   Yes

Sample Problems from Worksheet

(Worksheet pictures and diagrams not shown)

Proving Lines Parallel

1-5) Find the value of x that makes a parallel to b.

6-7) Complete a two-column proof. (see worksheet for complete problems and figures)

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