Electronic Function Library
Problem of the Week
Links for Teachers
Crossword Puzzle Answers
eWorkbook Plus Online
Parents Guide for Student Success (pdf)
3.1 Identify Pairs of Lines and Angles
3.2 Use Parallel Lines and Transversals
3.3 Prove Lines are Parallel
3.4 Find and Use Slopes of Lines
3.5 Write and Graph Equations of Lines
3.6 Prove Theorems about Perpendicular Lines
Click below for lesson resources.
Copyright © 1995-2008 Houghton Mifflin Harcourt Publishing Company. All rights reserved.