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# Trapezoids

## Quadrilaterals with exactly one pair of parallel sides.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Trapezoids

by CK-12 //at grade

This concept will teach students to use and apply the properties of trapezoids.

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• Video

## Trapezoids Principles

by CK-12 //at grade

This video gives more detail about the mathematical principles presented in Trapezoids.

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• Video

## Trapezoids Examples

by CK-12 //at grade

This video shows how to work step-by-step through one or more of the examples in Trapezoids.

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• Practice
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## Trapezoids Practice

by CK-12 //at grade
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• Critical Thinking

## Trapezoids Discussion Questions

by CK-12 //at grade

A list of student-submitted discussion questions for Trapezoids.

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## Trapezoids Pre Read

by CK-12 //at grade

To emphasize students’ understanding of key words and practice applying the definitions of the vocabulary words to examples and drawings using the Frayer Model.

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## Trapezoids Post Read

by CK-12 //at grade

To stress understanding of a concept by summarizing the main idea and applying that understanding to create visual aids and generate questions and comments using a Concept Matrix.

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## Trapezoids Four Square Concept Matrix

by CK-12 //at grade

Summarize the main idea of a reading, create visual aids, and come up with new questions using a Four Square Concept Matrix.

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• Real World Application

## Trapezoids in Timbuktu

by CK-12 //at grade

Discover where you can find trapezoids in Timbuktu.

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• Study Guide

## Trapezoids and Kites Study Guide

by CK-12 //at grade

This study guide looks at properties and theorems about trapezoids and kites.

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