### We found 1,013 reviewed resources for perpendicular lines

Videos (Over 2 Million Educational Videos Available)

3:11

Defining Gravity

6:54

How to paint a watercolor and ink flower...

2:54

Phonics Song 2 (new version)

Other Resource Types ( 1,013 )

Lesson Planet

#### Math Antics Geometry Video Lessons

The point of this collection of 12 videos is to introduce learners to three basic parts of geometry—points, lines, and planes. The presenter provides definitions, shows how to classify shapes, provides examples, and shows how to use...

EngageNY

#### EngageNY Geometry Module 4: Connecting Algebra and Geometry Through Coordinates

Teach young mathematicians how to use coordinate geometry to program a robot that is bound in the room in which it sits . Help comes in the form of the 15 lessons in the Module 4: Connecting Algebra and Geometry through Coordinates...

Lesson Planet

#### Utah Middle School Math Project: 8th Grade

Prepare eighth graders for high school math and science classes with a collection of 10 lessons that help tweens make the transition from acquiring basic knowledge to applying it in more complex situations. These Common Core-aligned...

Lesson Planet

#### EngageNY Geometry Module 1: Congruence, Proof, and Constructions

The 36 lessons in the Geometry Module 1 collection address transformations in teaching geometry brought on by Common Core. The focus here is on transformations and the relationships between transformations and congruence. Teacher...

Lesson Planet

#### Parallel and Perpendicular Lines

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...

Lesson Planet

#### What are Perpendicular Lines?

By definition, perpendicular lines intersect and form a 90 degree right angle. Want to know how to determine if lines are perpendicular based on two linear equations? Check out their slope values. Are they negative reciprocals? Does...

Lesson Planet

#### What are Perpendicular Lines?

Perpendicular lines intersect to form right angles - four of them to be exact. Vertical angles, congruent angles, 90 degrees each, these are some of the special properties of perpendicular lines. Watch this video to find out a couple...

Lesson Planet

#### Perpendicular Lines: Lesson

Perpendicular lines are all right. Using the definition of perpendicular, the video lesson introduces perpendicular lines.The portion a basic geometry playlist makes connections between the rules of parallel lines and perpendicular lines.

Lesson Planet

#### Parallel and Perpendicular Lines: Unity and Variety

Combine math and art by getting your class create a painting with parallel and perpendicular lines. Youngsters design a picture using multiple lines in a variety of thickness and color. They find parallel and perpendicular lines in real...

Lesson Planet

#### Parallel and Perpendicular Lines and Lines of Symmetry: Rhombus Shadowing

Fifth graders demonstrate different types of lines using movement. In this line and movement instructional activity, 5th graders demonstrate parallel and perpendicular lines, and lines of symmetry using dance movement. They also...

Lesson Planet

#### Perpendicular Lines in the Coordinate Planes: Lesson

Get the slope right with two easy steps. By placing two perpendicular lines on the coordinate plane, the video determines the relationship of the slopes of the two line lines. The resource is a part of an informative and extensive...

Lesson Planet

#### Classifying Equations of Parallel and Perpendicular Lines

Parallel parking might be difficult, but finding parallel lines is fairly simple. In this lesson plan, learners first complete an assessment task involving parallel and perpendicular lines in the coordinate plane. Individuals then take...

Lesson Planet

#### Parallel and Perpendicular Lines - Part 1

Ever ponder parallel and perpendicular lines? An engaging video first investigates how the slopes of lines indicate whether two lines are parallel or perpendicular. It goes on to show how to use the equations of two lines to tell whether...

Lesson Planet

#### Perpendicular Lines

How are the slopes of perpendicular lines related? It turns out they are always opposite reciprocals. A video instructor emphasizes this fact with graphs, examples, and symbolic representations. He follows that instruction with...

Lesson Planet

#### Proving Slope Criterion for Perpendicular Lines 2

What can you say about lines with slopes that are opposite reciprocals? Young mathematicians write a proof about perpendicular lines. They show that if the slopes of lines are opposite reciprocals, then the lines are perpendicular.

Lesson Planet

#### Writing Equations for Perpendicular Lines

Make the right connections between the equations of perpendicular lines. Pupils find the equation of a line perpendicular to another line in the context of finding the equation of a side of a geometric figure. Learners write their...

Lesson Planet

#### Constructions for Perpendicular Lines

To what degree does the class understand perpendicular lines? Find out with this short and simple worksheet! Geometry scholars get the opportunity to show what they know about drawing lines and including points at different locations...

Lesson Planet

#### Perpendicular Lines

In this perpendicular lines practice worksheet, students find and list examples of perpendicular lines at home, at school, and outside.

Lesson Planet

#### How Do You Find the Slope of a Line If You Have a Perpendicular Line?

What kind of lines have slopes that are the opposite reciprocal of each other? Parallel lines? No. Parabolas? No. Perpendicular lines? Yes! Watch and listen as the instructor demonstrates how to make these determinations about...

Lesson Planet

#### Graphing Parallel and Perpendicular Lines

What do parallel and perpendicular lines have to do with slope? The video highlights the importance of slope when graphing parallel and perpendicular lines. The instructor shows several examples of lines that are parallel and...

Lesson Planet

#### Parallel and Perpendicular Lines

Here is a parallel and perpendicular lines worksheet which has learners respond to 10 questions that require them to identify lines and draw lines.

Lesson Planet

#### Lines in the Alphabet Soup - Enrichment 16.2

Elementary schoolers examine a bowl of alphabet soup and follow the directions to group the letters. They group letters that contain perpendicular, parallel, and non-perpendicular intersecting lines. They determine which letters have...

Lesson Planet

#### Points, Lines, and Line Segments - Reteach 16.1

In this geometry worksheet, youngsters review a chart at the top of the page that includes the definitions of point, line, line segment, parallel lines, intersecting lines, and perpendicular lines. They apply the definitions as they name...

Lesson Planet

#### Equation of the Normal Line at a Point

Is it normal to find a perpendicular line to the tangent line? The short video provides a problem to find the equation of the normal line to a function. Beginning with an explanation of the normal line, the 27th installment in a 31-part...