## CCSS.MATH.CONTENT.HSG.CO.D.12: Make formal geometric constructions with a variety of tools and methods (compass and straightedge, string, reflective devices, paper folding, dynamic geometric software, etc.). Copying a segment; copying an angle; bisecting a segment; bisecting an angle; constructing perpendicular lines, including the perpendicular bisector of a line segment; and constructing a line parallel to a given line through a point not on the line.

There are 106 resources.
Title Description Thumbnail Image Curriculum Topics

## Closed Captioned Video: Circumcenter of a Triangle

Closed Captioned Video: Circumcenter of a Triangle

In this TI Nspire tutorial, the Geometry window is used to construct a triangle and its circumcenter. This video supports the TI-Nspire Clickpad and Touchpad. This Mini-Tutorial Video includes a worksheet. .

Geometric Constructions with Triangles

## Closed Captioned Video: Constructing and Measuring an Angle

Closed Captioned Video: Constructing and Measuring an Angle

In this TI Nspire tutorial, the Geometry window is used to construct and measure an angle. This video supports the TI-Nspire Clickpad and Touchpad. This Mini-Tutorial Video includes a worksheet. .

Geometric Constructions with Angles and Planes

## Closed Captioned Video: Desmos Geometry Exploration: Angles

Closed Captioned Video: Desmos Geometry Exploration: Angles

In this video tutorial angles are defined. Students are shown how to construct and measure using the Desmos geometry tools. The Desmos geometry tools can be found at www.desmos.com/geometry. . . Related Resources To see additional resources on this topic click on the Related Resources tab above.

Definition of an Angle

## Closed Captioned Video: Desmos Geometry Exploration: Intersecting Lines and Planes

Closed Captioned Video: Desmos Geometry Exploration: Intersecting Lines and Planes

In this video tutorial intersecting lines and planes are defined. Students are shown how to construct intersecting lines using the Desmos geometry tools. The Desmos geometry tools can be found at www.desmos.com/geometry. . .

Definition of a Line

## Closed Captioned Video: Desmos Geometry Exploration: Lines, Rays, Segments

Closed Captioned Video: Desmos Geometry Exploration: Lines, Rays, Segments

In this video tutorial lines, rays, and segments are defined. Students are shown how to construct and label lines, rays, and segments using the Desmos geometry tools. The Desmos geometry tools can be found at www.desmos.com/geometry. . .

Definition of a Line

## Closed Captioned Video: Desmos Geometry Exploration: Parallel and Perpendicular Lines

Closed Captioned Video: Desmos Geometry Exploration: Parallel and Perpendicular Lines

In this video tutorial parallel and perpendicular lines are defined. Students are shown how to construct parallel and perpendicular lines using the Desmos geometry tools. The Desmos geometry tools can be found at www.desmos.com/geometry. . .

Parallel Lines, Perpendicular Lines

## Closed Captioned Video: Desmos Geometry Exploration: Planes

Closed Captioned Video: Desmos Geometry Exploration: Planes

In this video tutorial planes planes and coplanar points and lines are defined. Students are shown how to construct coplanar, collinear, and non-collinear points using the Desmos geometry tools. The Desmos geometry tools can be found at www.desmos.com/geometry. . .

Definition of a Plane

## Closed Captioned Video: Desmos Geometry Exploration: Points

Closed Captioned Video: Desmos Geometry Exploration: Points

In this video tutorial points are defined. Students are shown how to construct and label points using the Desmos geometry tools. The Desmos geometry tools can be found at www.desmos.com/geometry. . .

Definition of an Angle

## Closed Captioned Video: Desmos Geometry Exploration: Types of Angles I

Closed Captioned Video: Desmos Geometry Exploration: Types of Angles I

In this video tutorial different types of angles are defined, including acute, right, supplementary, and straight angles. Students are shown how to construct these types of angles using the Desmos geometry tools. The Desmos geometry tools can be found at www.desmos.com/geometry. . .

Definition of an Angle

## Closed Captioned Video: Desmos Geometry Exploration: Types of Angles II

Closed Captioned Video: Desmos Geometry Exploration: Types of Angles II

In this video tutorial different types of angles are defined, including adjacent angles, complementary angles, supplementary angles, and vertical angles. Students are shown how to construct these types of angles using the Desmos geometry tools.

Definition of an Angle

## Closed Captioned Video: Orthocenter of a Triangle

Closed Captioned Video: Orthocenter of a Triangle

In this TI Nspire tutorial the Geometry window is used to construct the orthocenter of a triangle. This video supports the TI-Nspire Clickpad and Touchpad. This Mini-Tutorial Video includes a worksheet. .

Geometric Constructions with Triangles

## 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, Perpendicular Lines

## 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, 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, Applications of Points and Lines

## Holiday Math Clip Art--Geometric Construction--Drumstick

Holiday Math Clip Art--Geometric Construction--Drumstick

This is part of a series of math clip art images that are holiday themed. The illustration is shown and then a facsimile of it using basic geometric shapes is shown.

Geometric Constructions with Points and Lines, Geometric Constructions with Circles

## Holiday Math Clip Art--Geometric Construction--Leaf

Holiday Math Clip Art--Geometric Construction--Leaf

This is part of a series of math clip art images that are holiday themed. The illustration is shown and then a facsimile of it using basic geometric shapes is shown. These facsimiles were constructed using the Desmos geometry tools (www.Desmos.com/geometry), although any geometry software can be used.

Geometric Constructions with Points and Lines, Geometric Constructions with Circles

## Holiday Math Clip Art--Geometric Construction--Muffin

Holiday Math Clip Art--Geometric Construction--Muffin

This is part of a series of math clip art images that are holiday themed. The illustration is shown and then a facsimile of it using basic geometric shapes is shown.

Geometric Constructions with Points and Lines, Geometric Constructions with Circles

## Holiday Math Clip Art--Geometric Construction--Pie

Holiday Math Clip Art--Geometric Construction--Pie

This is part of a series of math clip art images that are holiday themed. The illustration is shown and then a facsimile of it using basic geometric shapes is shown. These facsimiles were constructed using the Desmos geometry tools (www.Desmos.com/geometry), although any geometry software can be used.

Geometric Constructions with Points and Lines, Geometric Constructions with Circles

## Holiday Math Clip Art--Geometric Construction--Pie Side View

Holiday Math Clip Art--Geometric Construction--Pie Side View

This is part of a series of math clip art images that are holiday themed. The illustration is shown and then a facsimile of it using basic geometric shapes is shown.

Geometric Constructions with Points and Lines, Geometric Constructions with Circles

## Holiday Math Clip Art--Geometric Construction--Pilgrim Hat

Holiday Math Clip Art--Geometric Construction--Pilgrim Hat

This is part of a series of math clip art images that are holiday themed. The illustration is shown and then a facsimile of it using basic geometric shapes is shown.

Geometric Constructions with Points and Lines, Geometric Constructions with Circles

## Holiday Math Clip Art--Geometric Construction--Pumpkin

Holiday Math Clip Art--Geometric Construction--Pumpkin

This is part of a series of math clip art images that are holiday themed. The illustration is shown and then a facsimile of it using basic geometric shapes is shown.

Geometric Constructions with Points and Lines, Geometric Constructions with Circles

## Holiday Math Clip Art--Geometric Construction--Pumpkin Pie

Holiday Math Clip Art--Geometric Construction--Pumpkin Pie

This is part of a series of math clip art images that are holiday themed. The illustration is shown and then a facsimile of it using basic geometric shapes is shown.

Geometric Constructions with Points and Lines, Geometric Constructions with Circles

## Holiday Math Clip Art--Geometric Construction--Turkey

Holiday Math Clip Art--Geometric Construction--Turkey

This is part of a series of math clip art images that are holiday themed. The illustration is shown and then a facsimile of it using basic geometric shapes is shown.

Geometric Constructions with Points and Lines, Geometric Constructions with Circles

## Holiday Math Clip Art--Geometric Construction--Turkey 2

Holiday Math Clip Art--Geometric Construction--Turkey 2

This is part of a series of math clip art images that are holiday themed. The illustration is shown and then a facsimile of it using basic geometric shapes is shown.

Geometric Constructions with Points and Lines, Geometric Constructions with Circles

## Instructional Resource | Geometric Construction | Constructing an Egg Shape

Instructional Resource | Geometric Construction | An Egg Shape

In this instructional resource, we show the steps in constructing an egg shape. In the process, students learn about using common points of tangency to create smooth curves from two different shapes. This activity can be done with pencil, compass, ruler, and grid paper.

Geometric Constructions with Circles