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# SAS Similarity

## Triangles are similar if two pairs of sides are proportional and the included angles are congruent.

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.

## SAS Similarity

by CK-12 //basic

Use the SAS Similarity Theorem to determine if triangles are similar.

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• Video

## Congruent and Similar Triangles

by CK-12 //basic

Explains congruent and similar triangles. Shows how to determine if triangles are similar.

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• Video

## SAS Similarity Principles - Basic

by CK-12 //basic

This video provides the student with a walkthrough on SAS similarity.

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• Video

## SAS Similarity Examples - Basic

by CK-12 //basic

This video provides the student with a walkthrough of one or more examples from the concept "SAS Similarity".

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• Video

## Similar Triangles Using Side-Side-Side and Side-Angle-Side

by CK-12 //basic

Explains how to determine if two triangles are similar using SSS and SAS.

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• Flashcards

## SAS Similarity Flashcards

by CK-12 //basic

These flashcards help you study important terms and vocabulary from SAS Similarity.

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