eBook
Math Planet

Math Planet: Parallel and Perpendicular Lines

For Students 9th - 10th Standards
Provides examples and a video lesson that illustrates parallel and perpendicular lines.
Lesson Plan
University of Regina (Canada)

University of Regina: Math Central: Characteristics of a Line

For Teachers 9th - 10th Standards
Characteristics of a line are explained to students through four different lessons. Topics include intercepts, slope, and special line cases. The lessons have an overview, materials, procedures, and evaluation techniques.
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).
Lesson Plan
University of Regina (Canada)

University of Regina: Math Central: Characteristics of a Line

For Teachers 9th - 10th Standards
Characteristics of a line are explained to students through four different lessons. Topics include intercepts, slope, and special line cases. The lessons have an overview, materials, procedures, and evaluation techniques.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Slope of a Line

For Students 7th - 9th Standards
Twenty-two problems present a practice finding the slope of a line. The solutions are only available with a paid subscription.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Graphing Calculator Practice Problems: Geometry

For Students 9th - 10th Standards
Practice using your graphing calculator for geometry problems, including the use of the Pythagorean Theorem and the distance formula. If you get stumped or if you would like to check your work, then select the View Solution button, which...
Unit Plan
Oswego City School District

Regents Exam Prep Center: Geometric Constructions

For Students 9th - 10th Standards
Learn all about the basic geometric constructions in this test prep lesson. You will explore line segments and points, and understand key terms like the terms parallel and perpendicular. Construction activities and interactive online...

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