Lesson Plan
Willow Tree

Parallel and Perpendicular Lines

For Students 8th - 11th Standards
Enhance your class's understanding of linear equations by extending their study to parallel and perpendicular lines. Young mathematicians learn the relationship between the slopes of parallel and perpendicular lines. They then use that...
Handout
Del Mar College

All About Lines

For Students 7th - 10th Standards
This resource should be called "All About Lines, and Then Some!". Packed full of all the key components of linear functions, learners review how to set up different equations, find intercepts, and graph. All the main topics are included...
Handout
CK-12 Foundation

Ck 12: Algebra: Determining the Equation of a Line

For Students 9th - 10th Standards
This comprehensive study guide highlights the main terms and formulas needed to determine the equation of a line. Examples are included.
Handout
Purple Math

Purplemath: Slope: Parallel and Perpendicular Lines

For Students 9th - 10th Standards
Describes and gives good examples relating to the slopes of parallel and perpendicular lines.
Handout
Northeast Parallel Architectures Center, Syracuse University

Npac Reu Program: Parallel and Perpendicular Lines

For Students 9th - 10th Standards
Northeast Parallel Architecture Center, Syracuse University provides a brief definition of the slopes of parallel and perpendicular lines
Handout
CK-12 Foundation

Ck 12: Algebra: Lines in the Coordinate Plane Study Guide

For Students 9th - 10th Standards
This comprehensive study guide highlights the main terms and formulas needed to review lines in the coordinate plane. Examples are included.
Handout
Paul Dawkins

Paul's Online Notes: Algebra: Lines

For Students 9th - 10th Standards
Detailed math tutorial features notes and examples that discuss graphing lines and introduces the concept of slope, the standard form of the line, the point-slope form, slope-intercept form, and parallel and perpendicular lines.
Handout
CK-12 Foundation

Ck 12: Geometry: Lines in the Coordinate Plane Study Guide

For Students 9th - 10th Standards
This study guide on lines in a coordinate plane covers key terms, what different line slopes look like, postulates about parallel and perpendicular lines, the slope-intercept equation, how to graph parallel and perpendicular lines, and...
Handout
Northeast Parallel Architectures Center, Syracuse University

Npac Reu Program: Slope & Line Equations

For Students 9th - 10th
This site from the Northeast Parallel Architectures Center, Syracuse University has a very substantial discussion of math topics slope & line equations. The outline form is quite useful if you need to zero in on one aspect of...