similar triangles
Flashcard
•
Mathematics
•
8th Grade
•
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 have different sizes. 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) similarity criterion?
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) similarity criterion?
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) similarity criterion?
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 ABC is similar to Triangle DEF, what can we say about their angles?
Back
Angle A = Angle D, Angle B = Angle E, Angle C = Angle F.
Tags
CCSS.HSG.SRT.A.2
6.
FLASHCARD QUESTION
Front
If the sides of Triangle ABC are 3, 4, and 5, and Triangle DEF is similar to it with a scale factor of 2, what are the lengths of the sides of Triangle DEF?
Back
The sides of Triangle DEF are 6, 8, and 10.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
7.
FLASHCARD QUESTION
Front
How do you find the length of a side in similar triangles?
Back
Use the proportion of the corresponding sides. If Triangle ABC is similar to Triangle DEF, then (AB/DE) = (BC/EF) = (AC/DF).
Tags
CCSS.HSG.SRT.A.2
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