Similar Figures

Flashcard
•
Mathematics
•
8th Grade
•
Hard
+1
Standards-aligned
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1.
FLASHCARD QUESTION
Front
What are similar figures?
Back
Similar figures are shapes that have the same shape but may differ in size. Their corresponding angles are equal, and their corresponding sides are in proportion.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
2.
FLASHCARD QUESTION
Front
What is the property of corresponding angles in similar triangles?
Back
In similar triangles, corresponding angles are congruent (equal in measure).
Tags
CCSS.HSG.SRT.A.2
3.
FLASHCARD QUESTION
Front
How do you determine if two triangles are similar?
Back
Two triangles are similar if: 1) Their corresponding angles are equal, and 2) The lengths of their corresponding sides are proportional.
Tags
CCSS.HSG.SRT.A.2
4.
FLASHCARD QUESTION
Front
If two triangles have sides in the ratio 2:3, what can be said about their areas?
Back
The areas of the triangles will be in the ratio of the squares of the sides' ratios, which is 4:9.
5.
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.
Tags
CCSS.7.G.A.1
6.
FLASHCARD QUESTION
Front
If triangle ABC is similar to triangle DEF, and the length of side AB is 4 cm and side DE is 8 cm, what is the scale factor?
Back
The scale factor is 1:2.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
7.
FLASHCARD QUESTION
Front
What is the relationship between the sides of similar triangles?
Back
The lengths of corresponding sides of similar triangles are proportional.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
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