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# Area and Perimeter of Trapezoids

## Area is the height times the average of the bases while the perimeter is the sum of the 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.
• PLIX

## Area and Perimeter of Trapezoids

by CK-12 //at grade

Area and Perimeter of Trapezoids Interactive

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• Video

## Area and Perimeter of Trapezoids Principles

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This video gives more detail about the mathematical principles presented in Area and Perimeter of Trapezoids.

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• Video

## Area and Perimeter of Trapezoids Examples

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

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• Practice
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## Area and Perimeter of Trapezoids Practice

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• Critical Thinking

## Area and Perimeter of Trapezoids Discussion Questions

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A list of student-submitted discussion questions for Area and Perimeter of Trapezoids.

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• Post Read

## Area and Perimeter of Trapezoids Post Read

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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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• Pre Read

## Area and Perimeter of Trapezoids Pre Read

by CK-12 //at grade

To activate prior knowledge, make personal connections, reflect on key concepts, encourage critical thinking, and assess student knowledge on the topic prior to reading using a Quickwrite.

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• Pre and Post Read

## Area and Perimeter of Trapezoids KWL Chart

by CK-12 //at grade

With this KWL Chart, reflect on your prior knowledge of a concept, come up with questions you’re curious about, and come up with answers from the reading.

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• Real World Application

## Perimeter

by CK-12 //at grade

How would you use perimeter and area in designing a scooter race track?

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• Study Guide

## Triangles and Quadrilaterals Study Guide

by CK-12 //at grade

This study guide reviews the formulas for the perimeter and area of triangles and different types of quadrilaterals.

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