Similar Triangles
Flashcard
•
Mathematics
•
8th - 10th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What are similar triangles?
Back
Triangles that have the same shape but may differ in size. Their corresponding angles are equal, and their corresponding sides are in proportion.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
2.
FLASHCARD QUESTION
Front
What is the Angle-Angle (AA) criterion for similarity?
Back
If two angles of one triangle are equal to two angles of another triangle, then the triangles are similar.
Tags
CCSS.HSG.SRT.A.2
3.
FLASHCARD QUESTION
Front
What is the Side-Side-Side (SSS) criterion for similarity?
Back
If 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 Side-Angle-Side (SAS) criterion for similarity?
Back
If one angle of a triangle is equal to one angle of another triangle and the sides including these angles are in proportion, then the triangles are similar.
Tags
CCSS.HSG.SRT.B.5
5.
FLASHCARD QUESTION
Front
If triangle A has sides of length 3, 4, and 5, and triangle B has sides of length 6, 8, and 10, are they similar?
Back
Yes, because the sides of triangle B are twice the length of the corresponding sides of triangle A.
Tags
CCSS.HSG.SRT.A.2
6.
FLASHCARD QUESTION
Front
How do you find the missing side of similar triangles?
Back
Use the proportion of the corresponding sides to set up a ratio and solve for the missing side.
Tags
CCSS.HSG.SRT.A.2
7.
FLASHCARD QUESTION
Front
If triangle A has angles of 30°, 60°, and 90°, what are the angles of a similar triangle?
Back
30°, 60°, and 90° (the angles remain the same in similar triangles).
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
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