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The Math Forum: Ask Dr. Math: Congruence and Triangles

Curated by ACT

This site gives a very thorough explanation of how to tell if two triangles are congruent. Dr. Math explains why SSS, SAS, ASA determine that two triangles are congruent. The Dr. gives a few exercises for the reader to try then gives the answer and reasoning.

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CCSS: Adaptable
Concepts
congruent triangles
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Additional Tags
aas, angle angle side, angle side angle, asa, congruence and triangles, methods for showing congruent triangles, proving congruent triangles, sas, side angle side, side side side, sss, why two triangles are congruent, math forum, congruent triangle
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Resource Details
Grade
9th - 10th
Subjects
Math
2 more...
Resource Type
Websites
Audiences
For Administrator Use
2 more...
Lexile Measures
0L
Common Core
HSG-CO.B.7 HSG-CO.B.8