## TEKS-6-8A: Extend previous knowledge of triangles and their properties to include the sum of angles of a triangle, the relationship between the lengths of sides and measures of angles in a triangle, and determining when three lengths form a triangle.

There are 100 resources.
Title Description Thumbnail Image Curriculum Topics

## Interactive Math Game--Memory Game: Circles

Interactive Math Game--Memory Game: Circles

Use this math game to review circles. This is a Memory-style game in which students must remember the location of pairs of identical images.

Definition of a Circle

## Interactive Math Game--Memory Game: Polygons

Interactive Math Game--Memory Game: Polygons

Use this math game to review polygons. This is a Memory-style game in which students must remember the location of pairs of identical images.

Definition of a Polygon

## Interactive Math Game--Memory Game: Quadrilaterals

Use this math game to review quadrilaterals. This is a Memory-style game in which students must remember the location of pairs of identical images.

## Interactive Math Game--Memory Game: Triangles

Interactive Math Game--Memory Game: Triangles

Use this math game to review triangles. This is a Memory-style game in which students must remember the location of pairs of identical images.

Definition of a Triangle

## Math in the News: Issue 88--Examining the Polar Vortex

Math in the News: Issue 88--Examining the Polar Vortex

January 2014. In this issue of Math in the News we examine the Polar Vortex. We examine the physics of the cyclonic winds that make up the Polar Vortex and under what conditions the current expansion of Arctic weather affects a large part of the United States.

Applications of Circles

## Definition--Polygon Concepts--Octagon

<h1>Definition--Polygon Concepts--Octagon</h1><p> This is a collection of definitions related to polygons and similar topics. This includes general definitions for polygons, definitions of specific polygons, and terms related to various polygon properties and measures.

</p>

Definition of a Polygon

This is part of a collection of definitions related to quadrilaterals and related concepts. This includes general definitions for quadrilaterals, interior angle measures, as well as specific quadrilateral types.

## Definition--Polygon Concepts--Pentagon

Definition--Polygon Concepts--Pentagon

This is a collection of definitions related to polygons and similar topics. This includes general definitions for polygons, definitions of specific polygons, and terms related to various polygon properties and measures.

Definition of a Polygon

## Definition--Polygon Concepts--Polygon

Definition--Polygon Concepts--Polygon

This is a collection of definitions related to polygons and similar topics. This includes general definitions for polygons, definitions of specific polygons, and terms related to various polygon properties and measures.

Definition of a Polygon

This is part of a collection of definitions related to quadrilaterals and related concepts. This includes general definitions for quadrilaterals, interior angle measures, as well as specific quadrilateral types.

This is part of a collection of definitions related to quadrilaterals and related concepts. This includes general definitions for quadrilaterals, interior angle measures, as well as specific quadrilateral types.

## Definition--Polygon Concepts--Regular Polygon

Definition | Polygon Concepts | Regular Polygon

This is a collection of definitions related to polygons and similar topics. This includes general definitions for polygons, definitions of specific polygons, and terms related to various polygon properties and measures.

Definition of a Polygon

This is part of a collection of definitions related to quadrilaterals and related concepts. This includes general definitions for quadrilaterals, interior angle measures, as well as specific quadrilateral types.

This is part of a collection of definitions related to quadrilaterals and related concepts. This includes general definitions for quadrilaterals, interior angle measures, as well as specific quadrilateral types.

This is part of a collection of definitions related to quadrilaterals and related concepts. This includes general definitions for quadrilaterals, interior angle measures, as well as specific quadrilateral types.

## Definition--Geometry Basics--Central Angle

Definition--Geometry Basics--Central Angle

This collection of clip art images includes image sequences for key topics in geometry. This includes points, lines, planes, angles, triangles, quadrilaterals, and polygons. Each sequence of images provides an overview of the topic.

Definition of a Circle

## Definition--Polygon Concepts--Composite Figure

Definition--Polygon Concepts--Composite Figure

This is a collection of definitions related to polygons and similar topics. This includes general definitions for polygons, definitions of specific polygons, and terms related to various polygon properties and measures.

Definition of a Polygon

## Definition--Polygon Concepts--Decagon

Definition--Polygon Concepts--Decagon

This is a collection of definitions related to polygons and similar topics. This includes general definitions for polygons, definitions of specific polygons, and terms related to various polygon properties and measures.

Definition of a Polygon

## Definition--Polygon Concepts--Hexagon

Definition--Polygon Concepts--Hexagon

This is a collection of definitions related to polygons and similar topics. This includes general definitions for polygons, definitions of specific polygons, and terms related to various polygon properties and measures.

Definition of a Polygon

This is part of a collection of definitions related to quadrilaterals and related concepts. This includes general definitions for quadrilaterals, interior angle measures, as well as specific quadrilateral types.

## Math Example--Polygons--Quadrilateral Classification: Example 7

This is part of a collection of math examples that focus on geometric shapes.

## Math Example--Polygons--Quadrilateral Classification: Example 23

This is part of a collection of math examples that focus on geometric shapes.

## Math Example--Polygons--Quadrilateral Classification: Example 8

This is part of a collection of math examples that focus on geometric shapes.