Similarity
Flashcard
•
Mathematics
•
8th - 10th Grade
•
Hard
+2
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is similarity in geometry?
Back
Similarity in geometry refers to figures that have the same shape but may differ in size. Corresponding angles are equal, and corresponding sides are in proportion.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
2.
FLASHCARD QUESTION
Front
What is the scale factor in similar figures?
Back
The scale factor is the ratio of the lengths of corresponding sides of two similar figures. It determines how much one figure is enlarged or reduced compared to the other.
Tags
CCSS.7.G.A.1
3.
FLASHCARD QUESTION
Front
If two triangles are similar, what can be said about their angles?
Back
All corresponding angles in similar triangles are congruent (equal in measure).
Tags
CCSS.HSG.SRT.A.2
4.
FLASHCARD QUESTION
Front
If a triangle has sides of lengths 3, 4, and 5, what are the lengths of the sides of a similar triangle with a scale factor of 2?
Back
The lengths of the sides of the similar triangle would be 6, 8, and 10.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
5.
FLASHCARD QUESTION
Front
How do you find the missing side of a similar triangle?
Back
To find the missing side of a similar triangle, set up a proportion using the lengths of the corresponding sides of the similar triangles.
Tags
CCSS.HSG.SRT.A.2
6.
FLASHCARD QUESTION
Front
What is the relationship between the perimeters of similar figures?
Back
The ratio of the perimeters of similar figures is equal to the scale factor.
7.
FLASHCARD QUESTION
Front
If two parallelograms are similar and the length of one side of the first parallelogram is 5 cm, what is the length of the corresponding side in the second parallelogram if the scale factor is 3?
Back
The length of the corresponding side in the second parallelogram would be 15 cm.
Tags
CCSS.7.G.A.1
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