What is the AAS Congruence Theorem?
Congruence Practice

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Mathematics
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9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The AAS (Angle-Angle-Side) Congruence Theorem states that if two angles and a non-included side of one triangle are congruent to two angles and the corresponding non-included side of another triangle, then the two triangles are congruent.
2.
FLASHCARD QUESTION
Front
What does SAS stand for in triangle congruence?
Back
SAS stands for Side-Angle-Side, which is a method for proving triangle congruence. It states that if two sides and the included angle of one triangle are congruent to two sides and the included angle of another triangle, then the triangles are congruent.
3.
FLASHCARD QUESTION
Front
What is the SSS Congruence Theorem?
Back
The SSS (Side-Side-Side) Congruence Theorem states that if all three sides of one triangle are congruent to all three sides of another triangle, then the two triangles are congruent.
4.
FLASHCARD QUESTION
Front
What are vertical angles?
Back
Vertical angles are the angles opposite each other when two lines intersect. They are always congruent.
5.
FLASHCARD QUESTION
Front
How can you prove triangles are congruent using the SAS method?
Back
To prove triangles are congruent using SAS, you need to show that two sides and the included angle of one triangle are congruent to two sides and the included angle of another triangle.
6.
FLASHCARD QUESTION
Front
What additional information is needed to use SAS for triangle congruence?
Back
You need to know the lengths of two sides and the measure of the included angle.
7.
FLASHCARD QUESTION
Front
What is the difference between AAS and ASA?
Back
AAS (Angle-Angle-Side) requires two angles and a non-included side, while ASA (Angle-Side-Angle) requires two angles and the included side.
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