Unit Plan
CK-12 Foundation

Ck 12: Algebra: Equations of Perpendicular Lines

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Learn how to recognize and write equations of perpendicular lines.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Equations of Parallel Lines

For Students 8th - 9th
[Free Registration/Login may be required to access all resource tools.] Learn how to write equations of parallel lines.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Equations of Parallel Lines

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Learn how to write equations of parallel lines.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Equations of Perpendicular Lines

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson covers determining if two lines are parallel, perpendicular, or neither and finding the equation of perpendicular lines to a given line.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Equations of Perpendicular Lines

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Learn how to recognize and write equations of perpendicular lines.
Activity
Cool Math

Coolmath: Finding the Equation of a Line Given a Point and a Slope

For Students 6th - 9th Standards
A quick lesson on finding the equation of a line given a point and a slope.
Activity
Cool Math

Coolmath: Finding the Equation of a Line Given Two Points

For Students 6th - 9th Standards
Use this tutorial to find the equation of a line given two points.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Finding the Equation of a Line

For Students 9th - 10th
Sixteen problems present a variety of practice finding the equation of a line. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Equations of Parallel Lines

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson covers finding the equation of a line that is parallel to a given line.
Lesson Plan
Other

Metal: Linear Equations I [Pdf]

For Teachers 9th - 10th
The resource is a lesson guide that discusses linear equations. Topics include slope, equation of a line, economic applications, and area of a region.
eBook
CK-12 Foundation

Ck 12: Algebra: Determining the Equation of a Line

For Students 9th - 10th Standards
Write the equations of lines in point-slope form and in slope-intercept form and graph linear equations.
Activity
Texas Instruments

Texas Instruments: Coordinate Geometry the Equation of a Line

For Teachers 6th - 8th Standards
This activity teaches students the relationship between the slope, y-intercept, and the equation of a line.
Unit Plan
CK-12 Foundation

Ck 12: Analysis: Vector Equation of a Line

For Students 11th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Finding the Vector equation of a line in three dimensions
Activity
Stefan Warner and Steven R. Costenoble

Finite Mathematics & Applied Calculus: Equation of a Line

For Students 9th - 10th Standards
The tutorial explores how to find the equation of a line. Students learn about the concept through class notes, examples, and practice problems. Review exercises and a chapter quiz are included.
Unit Plan
Khan Academy

Khan Academy: Number Equations & Number Lines

For Students 6th - 8th Standards
Practice writing addition and subtraction equations to match number line diagrams. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Activity
Texas Instruments

Texas Instruments: Cabri Jr. The Equation of a L Ine

For Teachers 9th - 10th
This activity uses Cabri Jr. to graph a line and show the equation of the line. The equations for oblique, horizontal and vertical lines are explored with emphasis on slope and y-intercept.
Unknown Type
McGraw Hill

Glencoe Mathematics: Online Study Tools: Self Check Quiz on Linear Equations

For Students 9th - 10th Standards
The online assessment displays knowledge of concepts used in Algebra I. The multiple choice questions test learners on analyzing linear equations. Topics include calculating the equation of a line and interpreting correlation.
Lesson Plan
Oswego City School District

Regents Exam Prep Center: Slopes and Equations of Lines

For Teachers 9th - 10th
Three resources for teaching slopes and equations of lines: a lesson with a formula for finding slope, different equations for lines, and several examples; a fourteen-question quiz covering slope, perpendicular and parallel lines, and...
Unit Plan
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Standard Form of a Line

For Students 9th - 10th Standards
Dr. Math gives an inspiring and clear discussion about equations of lines and lines as functions. The Dr. discusses the benefits of the standard form of a line and prompts the student with an equation which can not be written in the...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Families of Lines

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Find the equation of a line that is parallel or perpendicular to a given line.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Write an Equation Given the Slope and a Point

For Students 8th - 9th
[Free Registration/Login may be required to access all resource tools.] Learn how to write the equation of a line given the slope and any point.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Slope Intercept Form of Linear Equations

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson covers find the equation of a line in slope-intercept form.
Handout
University of California

Ucla Calculus Problem: Symmetric Equation of a Line

For Students 9th - 10th Standards
This site explains the steps to finding the parametric and symmetric equations of a line given two points in three dimensions.
Interactive
Walter Fendt

Walter Fendt: Vector Equation of a Line in Three Dimensional Space

For Students 9th - 10th Standards
A short interactive activity to visualize the vector equation of a line in space. You will be able to change the coordinates and rotate it in different directions.

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