Similarity Flashcard 1
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Medium
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the definition of similar triangles?
Back
Similar triangles are 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.
2.
FLASHCARD QUESTION
Front
What does it mean for two figures to be proportional?
Back
Two figures are proportional if the ratios of their corresponding side lengths are equal.
3.
FLASHCARD QUESTION
Front
If the ratio of the side lengths of two similar triangles is 3:5, what is the scale factor from the smaller triangle to the larger triangle?
Back
4.
FLASHCARD QUESTION
Front
How do you find the length of a side in similar triangles?
Back
To find the length of a side in similar triangles, use the ratio of the corresponding sides and set up a proportion.
5.
FLASHCARD QUESTION
Front
What is the scale factor from triangle ABC to triangle DEF if the sides of ABC are 4, 6, and 8 and the sides of DEF are 8, 12, and 16?
Back
The scale factor is 2.
6.
FLASHCARD QUESTION
Front
If triangle XYZ is similar to triangle PQR and the length of side XY is 10 and side PQ is 15, what is the ratio of XY to PQ?
Back
7.
FLASHCARD QUESTION
Front
When two triangles are similar, what can be said about their corresponding angles?
Back
The corresponding angles of similar triangles are equal.
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