Triangle Similarity Theorems
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Easy
+2
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the Triangle Similarity Theorem?
Back
The Triangle Similarity Theorem states that if two triangles have corresponding angles that are equal, then the triangles are similar, meaning their corresponding sides are in proportion.
Tags
CCSS.HSG.SRT.A.2
2.
FLASHCARD QUESTION
Front
What is the AA (Angle-Angle) Criterion for Triangle Similarity?
Back
The AA Criterion states that if two angles of one triangle are equal to two angles of another triangle, then the two triangles are similar.
Tags
CCSS.HSG.SRT.B.5
3.
FLASHCARD QUESTION
Front
What is the SSS (Side-Side-Side) Criterion for Triangle Similarity?
Back
The SSS Criterion states that if the lengths of the corresponding sides of two triangles are in proportion, then the triangles are similar.
Tags
CCSS.HSG.SRT.B.5
4.
FLASHCARD QUESTION
Front
What is the SAS (Side-Angle-Side) Criterion for Triangle Similarity?
Back
The SAS Criterion states that if two sides of one triangle are in proportion to two sides of another triangle and the included angles are equal, then the triangles are similar.
Tags
CCSS.HSG.SRT.B.5
5.
FLASHCARD QUESTION
Front
If △ABC ~ △DEF, what can be said about their corresponding sides?
Back
If △ABC is similar to △DEF, then the lengths of the corresponding sides are in proportion.
Tags
CCSS.HSG.SRT.A.2
6.
FLASHCARD QUESTION
Front
If the angles of triangle A are 30°, 60°, and 90°, what are the angles of a similar triangle?
Back
A similar triangle will also have angles of 30°, 60°, and 90°.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
7.
FLASHCARD QUESTION
Front
How do you determine if two triangles are similar using their angles?
Back
Two triangles are similar if all three pairs of corresponding angles are equal.
Tags
CCSS.HSG.SRT.A.2
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