Activity
Texas Instruments

Texas Instruments: Geometry: Parallel and Perpendicular Slopes

For Teachers 9th - 10th Standards
This activity will help students understand the relationship between the slopes of parallel and perpendicular lines.
Activity
Texas Instruments

Texas Instruments: Investigating Parallel and Perpendicular Lines Using Cabri Jr

For Teachers 9th - 10th Standards
Students use Cabri Jr. App to investigate the slopes and equations of parallel and perpendicular lines.
Activity
Texas Instruments

Texas Instruments: Investigating the Slopes of Parallel and Perpendicular Lines

For Teachers 9th - 10th Standards
In this activity, students investigate how equations of parallel and perpendicular lines relate to each other. They use the drawing and measurement tools of Cabri Jr. to explore the slopes of lines. [Requires Adobe Reader.]
Handout
Oswego City School District

Regents Exam Prep Center: Parallel and Perpendicular Lines

For Students 9th - 10th Standards
This site displays formulas and examples, pertaining to slope, for parallel and perpendicular lines.
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.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Parallel and Perpendicular Lines

For Students 8th Standards
[Free Registration/Login may be required to access all resource tools.] Identifying types of lines as parallel lines, perpendicular lines or intersecting lines.
Activity
Texas Instruments

Texas Instruments: Parallel Horses

For Teachers 9th - 10th
Using the activity center and the Navigator software, the students will review ordered pairs, and the equations for horizontal, parallel, and perpendicular lines.
Handout
Math Open Reference

Math Open Reference: Points and Lines

For Students 9th - 10th Standards
A complete reference guide to points, lines, and planes. It provides definitions and interactive activities that enhance further explanation.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Relations and Functions

For Students 9th - 10th Standards
Hotmath provides 25 practice problems dealing with relations, functions, and their graphs. Each of the practice problems include a step-by-step guide for solving their Algebraic problem.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Comparing Equations of Parallel and Perpendicular Lines

For Students 9th - 10th
Use their slopes to determine if two lines are parallel or perpendicular.
eBook
CK-12 Foundation

Ck 12: Interactive Geometry: 10.4 Slope of Parallel and Perpendicular Lines

For Students 9th - 10th Standards
Understand how to find the slope of parallel and perpendicular lines.
Lesson Plan
PBS

Pbs Learning Media: Math + Arts: Perspective Drawing

For Teachers 3rd - 5th
In this lesson, learners use line segments, angles, and parallel and perpendicular lines in order to create a one point perspective drawing.
Handout
Quia

Ixl Learning: Parallel and Perpendicular Lines

For Students 3rd - 5th Standards
Brush up on your math skills relating to parallel and perpendicular lines then try some practice problems to test your understanding.
eBook
CK-12 Foundation

Ck 12: Interactive Geometry: 5.3 Parallel and Perpendicular Line Constructions

For Students 9th - 10th Standards
Understand the step-by-step processes used to create accurate geometric figures.
Unknown Type
Khan Academy

Khan Academy: Parallel & Perpendicular Lines From Equation

For Students 9th - 10th Standards
Use your knowledge about the slopes of parallel and perpendicular lines to solve some problems. For example, what's the equation of the lineperpendicular to y=3x-3 and passes through the point (-8, -2).
Professional Doc
Louisiana Department of Education

Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Angle Measure and Plane Figures

For Students 4th Standards
A guide to support parents as they work with their students in angle measure and plane figures.
Activity
Texas Instruments

Texas Instruments: Writing and Solving Systems of Equations Using Cabri Jr.

For Teachers 9th - 10th
Through this introduction to the use of the Cabri Jr. application in the Algebra classroom, students will algebraically and graphically determine equations of lines, as well as determine solutions to systems of linear equations. Using...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Gpe, G Co, G Srt Unit Squares and Triangles

For Teachers 9th - 10th Standards
In this task, students are shown three unit squares and two line segments connecting two pairs of vertices. They are asked to find the area of a triangle formed by intersecting lines. They can solve it using coordinate geometry or...
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.
Whiteboard
ClassFlow

Class Flow: Parallel and Perpendicular

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] This flipchart is designed to review differences between parallel and perpendicular while providing students ample opportunities to locate examples of each. A United Streaming video is included as well.
Handout
Homeschool Math

Homeschool Math: Parallel and Perpendicular Lines

For Students 6th - 8th
This lesson explains what are parallel and perpendicular lines and includes varied exercises and a video that shows how to draw a perpendicular line and a rectangle using a protractor or a triangular ruler.
Unknown Type
McGraw Hill

Glencoe : Online Study Tools: Quiz on Parallel & Perpendicular Lines

For Students 9th - 10th Standards
Learners exhibit comprehension of advanced mathematics skills in Geometry. The questions check understanding on parallel and perpendicular lines.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Graphing Calculator: Parallel, Perpendicular, Slope, Transversal

For Students 9th - 10th Standards
Practice using your graphing calculator for drawing parallel lines, perpendicular lines, slope, and transversals. If you get stumped or if you would like to check your work, then select the View Solution button, which is located directly...
Unknown Type
McGraw Hill

Glencoe Mathematics: Quiz on Parallel and Perpendicular Lines

For Students 9th - 10th Standards
Learners demonstrate comprehension of advanced mathematical concepts in Algebra II. The questions check understanding on linear equations. Topics include writing equations of parallel and perpendicular lines.

Other popular searches