similar triangles
Flashcard
•
Mathematics
•
8th Grade
•
Hard
+1
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 the lengths of their corresponding sides are proportional.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
2.
FLASHCARD QUESTION
Front
What is the criteria for triangles to be similar?
Back
Triangles are similar if: 1) All pairs of corresponding angles are congruent, or 2) The ratios of the lengths of corresponding sides are equal.
Tags
CCSS.HSG.SRT.A.2
3.
FLASHCARD QUESTION
Front
What are corresponding sides in similar triangles?
Back
Corresponding sides are the sides of two triangles that are in the same relative position.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
4.
FLASHCARD QUESTION
Front
If Triangle A is similar to Triangle B, and the length of a side in Triangle A is 4 cm, what is the length of the corresponding side in Triangle B if the ratio of similarity is 2:1?
Back
The length of the corresponding side in Triangle B is 2 cm.
5.
FLASHCARD QUESTION
Front
What is the relationship between the angles of similar triangles?
Back
The corresponding angles of similar triangles are equal.
Tags
CCSS.HSG.SRT.A.2
6.
FLASHCARD QUESTION
Front
If Triangle ABC is similar to Triangle DEF, and angle A = 30°, what is the measure of angle D?
Back
Angle D = 30°.
Tags
CCSS.HSG.SRT.A.2
7.
FLASHCARD QUESTION
Front
How do you find the missing side in similar triangles?
Back
Use the proportion of the lengths of corresponding sides to set up a ratio and solve for the missing side.
Tags
CCSS.HSG.SRT.A.2
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