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# Alternate Interior Angles

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.

## Alternate Interior Angles

by CK-12 //at grade

This concept introduces students to alternate interior angles and how to use them to determine whether or not lines are parallel.

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• PLIX

## Alternate Interior Angles

by CK-12 //at grade

Alternate Interior Angles Interactive

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• Video

## Alternate Interior Angles Principles

by CK-12 //at grade

This video gives more detail about the mathematical principles presented in Alternate Interior Angles.

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• Video

## Alternate Interior Angles Examples

by CK-12 //at grade

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

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## Alternate Interior Angles Quiz

by CK-12 //at grade

Eleven question quiz. Students need to identify alternate interior angles and justify that they are in fact alternate interior angles. Students will solve for missing alternate interior angles using simple arithmetic and algebraically.

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• Practice
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## Alternate Interior Angles Practice

by CK-12 //at grade
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• Critical Thinking

## Alternate Interior Angles Discussion Questions

by CK-12 //at grade

A list of student-submitted discussion questions for Alternate Interior Angles.

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## Alternate Interior Angles Pre Read

by CK-12 //at grade

To increase reading comprehension, activate prior knowledge, develop collaboration and communication with peers, and determine how key vocabulary words relate to one another using Text Scan.

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## Alternate Interior Angles Post Read

by CK-12 //at grade

This Possible Sentences strategy activates prior knowledge of specific science content by creating sentences using pairs of key vocabulary words.

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## Alternate Interior Angles Ask, Answer, Learn

by CK-12 //at grade

To generate questions about a given topic and to learn new vocabulary words for supporting answers to these questions using an Ask, Answer, Learn table.

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• Real World Application

## Alternate Interior Angles

by CK-12 //at grade

How did Eratosthenes use alternate interior angles to prove the earth is round?

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• Study Guide

## Angles and Transversals Study Guide

by CK-12 //at grade

This study guide reviews angles formed by transversals and postulates and theorems of parallel and perpendicular lines.

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