Unit 4a Test Review
Flashcard
•
Mathematics
•
9th Grade
•
Hard
+3
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the AA postulate in triangle similarity?
Back
The AA (Angle-Angle) postulate states that if two angles of one triangle are congruent to two angles of another triangle, then the triangles are similar.
Tags
CCSS.HSG.SRT.B.5
2.
FLASHCARD QUESTION
Front
What is the SAS postulate in triangle similarity?
Back
The SAS (Side-Angle-Side) postulate states that if two sides of one triangle are proportional to two sides of another triangle and the included angles are congruent, then the triangles are similar.
Tags
CCSS.HSG.SRT.B.5
3.
FLASHCARD QUESTION
Front
What is the SSS postulate in triangle similarity?
Back
The SSS (Side-Side-Side) postulate states that if the corresponding sides of two triangles are proportional, then the triangles are similar.
Tags
CCSS.HSG.SRT.B.5
4.
FLASHCARD QUESTION
Front
What does it mean for triangles to be similar?
Back
Triangles are similar if they have the same shape but not necessarily the same size, meaning their corresponding angles are equal and their corresponding sides are proportional.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
5.
FLASHCARD QUESTION
Front
If triangle ABE is similar to triangle DBC by SAS postulate, what can be inferred about their sides?
Back
The corresponding sides of triangles ABE and DBC are proportional.
Tags
CCSS.HSG.SRT.A.2
6.
FLASHCARD QUESTION
Front
Back
Cross-multiply to get: 32 * 6 = 48 * x. Thus, x = 4.
Tags
CCSS.7.RP.A.2C
7.
FLASHCARD QUESTION
Front
What is the relationship between the sides of similar figures?
Back
Corresponding sides of similar figures are proportional.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
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