What is the definition of congruent triangles?
Congruent Triangles

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Mathematics
•
8th - 10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Triangles that have the same size and shape, meaning their corresponding sides and angles are equal.
2.
FLASHCARD QUESTION
Front
What does ASA stand for in triangle congruence?
Back
Angle-Side-Angle, a postulate used to prove triangles are congruent when two angles and the included side are known.
3.
FLASHCARD QUESTION
Front
What is the SAS postulate?
Back
Side-Angle-Side, a postulate that states if two sides and the included angle of one triangle are equal to two sides and the included angle of another triangle, the triangles are congruent.
4.
FLASHCARD QUESTION
Front
What is the AAS postulate?
Back
Angle-Angle-Side, a postulate that states if two angles and a non-included side of one triangle are equal to two angles and the corresponding non-included side of another triangle, the triangles are congruent.
5.
FLASHCARD QUESTION
Front
If ∆ABC ≅ ∆DEF, what can we say about ∠A and ∠D?
Back
∠A ≅ ∠D, corresponding angles of congruent triangles are equal.
6.
FLASHCARD QUESTION
Front
What is the importance of the order of vertices in triangle congruence?
Back
The order of vertices matters because it indicates which angles and sides correspond to each other in congruent triangles.
7.
FLASHCARD QUESTION
Front
If two triangles have two pairs of equal angles, what can we conclude?
Back
The triangles are congruent by the AAS postulate.
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