What are similar figures?
Similar Figures

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•
Mathematics
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Similar figures are shapes 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 is the property of corresponding angles in similar triangles?
Back
In similar triangles, corresponding angles are equal.
3.
FLASHCARD QUESTION
Front
If two triangles are similar, how do you find the length of a missing side?
Back
To find a missing side in similar triangles, set up a proportion using the lengths of the corresponding sides.
4.
FLASHCARD QUESTION
Front
What is the scale factor in similar figures?
Back
The scale factor is the ratio of the lengths of two corresponding sides of similar figures.
5.
FLASHCARD QUESTION
Front
If triangle A has sides of lengths 3, 4, and 5, and triangle B is similar to triangle A with a scale factor of 2, what are the lengths of the sides of triangle B?
Back
The sides of triangle B are 6, 8, and 10.
6.
FLASHCARD QUESTION
Front
What is the relationship between the areas of two similar figures?
Back
The ratio of the areas of two similar figures is equal to the square of the ratio of their corresponding side lengths.
7.
FLASHCARD QUESTION
Front
If triangle ABC is similar to triangle DEF, and the length of side AB is 6 and side DE is 9, what is the scale factor?
Back
The scale factor is 9/6 or 3/2.
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