What are similar triangles?
Similar Triangles & Proportions

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•
Mathematics
•
8th - 12th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Back
Triangles that have the same shape but may differ in size. Their corresponding angles are equal, and their corresponding sides are in proportion.
2.
FLASHCARD QUESTION
Front
What is the principle of proportionality in similar triangles?
Back
If two triangles are similar, the ratios of the lengths of their corresponding sides are equal.
3.
FLASHCARD QUESTION
Front
How can you find the height of an object using similar triangles?
Back
By creating a proportion between the height of the object and the distance from the object, compared to the height of a smaller object and its distance.
4.
FLASHCARD QUESTION
Front
What is a pair of corresponding sides in similar triangles?
Back
Sides that are in the same relative position in two different triangles.
5.
FLASHCARD QUESTION
Front
If triangle ABC is similar to triangle DEF, what can be said about angle A and angle D?
Back
Angle A is equal to angle D.
6.
FLASHCARD QUESTION
Front
How do you set up a proportion to solve for a missing side in similar triangles?
Back
By equating the ratios of the lengths of corresponding sides.
7.
FLASHCARD QUESTION
Front
What is the formula for finding the area of similar triangles?
Back
If the ratio of the sides of two similar triangles is a:b, then the ratio of their areas is a²:b².
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