## TEKS-8-8D: Use informal arguments to establish facts about the angle sum and exterior angle of triangles, the angles created when parallel lines are cut by a transversal, and the angle-angle criterion for similarity of triangles.

There are 88 resources.
Title Description Thumbnail Image Curriculum Topics

## Animated Math Clip Art--Parallel Lines Cut by a Transversal 1

Animated Math Clip Art--Parallel Lines Cut by a Transversal 1

This is part of a series of animated math clip art images that show that show different properties of parallel lines cut by a transversal. Use these animated GIFs in PowerPoint, Google Slides, and Media4Math's proprietary Slide Show Creator.

Parallel Lines

## Animated Math Clip Art--Parallel Lines Cut by a Transversal 2

Animated Math Clip Art--Parallel Lines Cut by a Transversal 2

This is part of a series of animated math clip art images that show that show different properties of parallel lines cut by a transversal. Use these animated GIFs in PowerPoint, Google Slides, and Media4Math's proprietary Slide Show Creator.

Parallel Lines

## Animated Math Clip Art--Parallel Lines Cut by a Transversal 3

Animated Math Clip Art--Parallel Lines Cut by a Transversal 3

This is part of a series of animated math clip art images that show that show different properties of parallel lines cut by a transversal. Use these animated GIFs in PowerPoint, Google Slides, and Media4Math's proprietary Slide Show Creator.

Parallel Lines

## Animated Math Clip Art--Parallel Lines Cut by a Transversal 4

Animated Math Clip Art--Parallel Lines Cut by a Transversal 4

This is part of a series of animated math clip art images that show that show different properties of parallel lines cut by a transversal. Use these animated GIFs in PowerPoint, Google Slides, and Media4Math's proprietary Slide Show Creator.

Parallel Lines

## Animated Math Clip Art--Parallel Lines Cut by a Transversal 5

Animated Math Clip Art--Parallel Lines Cut by a Transversal 5

This is part of a series of animated math clip art images that show that show different properties of parallel lines cut by a transversal. Use these animated GIFs in PowerPoint, Google Slides, and Media4Math's proprietary Slide Show Creator.

Parallel Lines

## Animated Math Clip Art--Parallel Lines Cut by a Transversal 6

Animated Math Clip Art--Parallel Lines Cut by a Transversal 6

This is part of a series of animated math clip art images that show that show different properties of parallel lines cut by a transversal. Use these animated GIFs in PowerPoint, Google Slides, and Media4Math's proprietary Slide Show Creator.

Parallel Lines

## Animated Math Clip Art--Parallel Lines Cut by a Transversal 7

Animated Math Clip Art--Parallel Lines Cut by a Transversal 7

This is part of a series of animated math clip art images that show that show different properties of parallel lines cut by a transversal. Use these animated GIFs in PowerPoint, Google Slides, and Media4Math's proprietary Slide Show Creator.

Parallel Lines

## Animated Math Clip Art--Parallel Lines Cut by a Transversal 8

Animated Math Clip Art--Parallel Lines Cut by a Transversal 8

This is part of a series of animated math clip art images that show that show different properties of parallel lines cut by a transversal. Use these animated GIFs in PowerPoint, Google Slides, and Media4Math's proprietary Slide Show Creator.

Parallel Lines

## Collections in a Box: Parallel and Perpendicular Lines

This cheat sheet gathers together the resources on the topic of parallel and perpendicular lines. See the descriptions and links below. Each link takes you to a collection of resources around that topic. The middle column indicates the number of resources available and the third column takes you to page on Media4Math where those resources can be found.

Geometric Constructions with Points and Lines, Parallel Lines and Perpendicular Lines

## Definition--Theorems and Postulates--Exterior Angle Theorem

Definition--Theorems and Postulates--Exterior Angle Theorem

This is part of a collection of definitions of geometric theorems and postulates.

Definition of a Triangle

## Google Earth Voyager Story: The Geometry of City Planning, Part 1

Google Earth Voyager Story: The Geometry of City Planning, Part 1

In this activity, learn about the geometry of city planning. We explore why many cities in the US and around the world are laid out in a rectangular grid made up of parallel and perpendicular lines.

Perpendicular Lines and Parallel Lines

## Google Earth Voyager Story: The Geometry of City Planning, Part 2

Google Earth Voyager Story: The Geometry of City Planning, Part 2

In this activity, learn about the geometry of city planning. We explore why many cities in the US and around the world are laid out in a rectangular grid made up of parallel and perpendicular lines.

Perpendicular Lines, Parallel Lines and Applications of Points and Lines

## INSTRUCTIONAL RESOURCE: Math Examples 43

This set of tutorials provides 34 examples of the types of quadrilaterals and how to classify quadrilaterals based on the sides and angles.

## Math Clip Art--Angle Illustrations--Adjacent Angles--Labeled

This is part of a collection of clip art images showing different types of angles. Each type of angle measure includes a labeled and unlabeled version.

Angles and Applications of Angles and Planes

## Math Clip Art--Angle Illustrations--Adjacent Angles--Unlabeled

This is part of a collection of clip art images showing different types of angles. Each type of angle measure includes a labeled and unlabeled version.

Angles and Applications of Angles and Planes

## Math Clip Art--Angle Illustrations--Complementary Angles--Labeled

Math Clip Art--Angle Illustrations--Complementary Angles--Labeled

This is part of a collection of clip art images showing different types of angles. Each type of angle measure includes a labeled and unlabeled version.

Angles and Applications of Angles and Planes

## Math Clip Art--Angle Illustrations--Complementary Angles--Unlabeled

Math Clip Art--Angle Illustrations--Complementary Angles--Unlabeled

This is part of a collection of clip art images showing different types of angles. Each type of angle measure includes a labeled and unlabeled version.

Angles and Applications of Angles and Planes

## Math Clip Art--Angle Illustrations--Supplementary Angles--Labeled

Math Clip Art--Angle Illustrations--Supplementary Angles--Labeled

This is part of a collection of clip art images showing different types of angles. Each type of angle measure includes a labeled and unlabeled version.

Angles and Applications of Angles and Planes

## Math Clip Art--Angle Illustrations--Supplementary Angles--Unlabeled

Math Clip Art--Angle Illustrations--Supplementary Angles--Unlabeled

This is part of a collection of clip art images showing different types of angles. Each type of angle measure includes a labeled and unlabeled version.

Angles and Applications of Angles and Planes

## Math Clip Art--Angle Illustrations--Vertical Angles--Labeled

Math Clip Art--Angle Illustrations--Vertical Angles--Labeled

This is part of a collection of clip art images showing different types of angles. Each type of angle measure includes a labeled and unlabeled version.

Angles and Applications of Angles and Planes

## Math Clip Art--Angle Illustrations--Vertical Angles--Unlabeled

Math Clip Art--Angle Illustrations--Vertical Angles--Unlabeled

This is part of a collection of clip art images showing different types of angles. Each type of angle measure includes a labeled and unlabeled version.

Angles and Applications of Angles and Planes

## Math Clip Art: Parallel Lines Cut by a Transversal 1

Math Clip Art | Parallel Lines Cut by a Transversal 1

This collection of clip art images show the various angles formed by two parallel lines cut by a transversal. This includes alternate interior angles, alternate exterior angles, corresponding angles, vertical angles, supplementary angles, same side interior angles, and same side exterior angles.

Parallel Lines

## Math Clip Art: Parallel Lines Cut by a Transversal 10

Math Clip Art: Parallel Lines Cut by a Transversal 10

This collection of clip art images show the various angles formed by two parallel lines cut by a transversal. This includes alternate interior angles, alternate exterior angles, corresponding angles, vertical angles, supplementary angles, same side interior angles, and same side exterior angles.

Parallel Lines

## Math Clip Art: Parallel Lines Cut by a Transversal 11

Math Clip Art: Parallel Lines Cut by a Transversal 11

This collection of clip art images show the various angles formed by two parallel lines cut by a transversal. This includes alternate interior angles, alternate exterior angles, corresponding angles, vertical angles, supplementary angles, same side interior angles, and same side exterior angles.

Parallel Lines

## Math Clip Art: Parallel Lines Cut by a Transversal 12

Math Clip Art: Parallel Lines Cut by a Transversal 12

This collection of clip art images show the various angles formed by two parallel lines cut by a transversal. This includes alternate interior angles, alternate exterior angles, corresponding angles, vertical angles, supplementary angles, same side interior angles, and same side exterior angles.

Parallel Lines