Similar Figures
Flashcard
•
Mathematics
•
7th Grade
•
Hard
+3
Standards-aligned
Wayground Content
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15 questions
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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
If two triangles are similar, what can we say about their corresponding angles?
Back
The corresponding angles of similar triangles are equal.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
3.
FLASHCARD QUESTION
Front
If the sides of two similar figures are in the ratio 2:3, what does this mean?
Back
This means that for every 2 units of length in one figure, there are 3 units of length in the other figure.
Tags
CCSS.8.G.A.4
CCSS.HSG.SRT.A.2
4.
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
5.
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
6.
FLASHCARD QUESTION
Front
How do you find a missing side length in similar figures?
Back
To find a missing side length, set up a proportion using the lengths of the corresponding sides of the similar figures.
Tags
CCSS.HSG.SRT.A.2
7.
FLASHCARD QUESTION
Front
If two figures are similar and one side of the first figure is 10 cm, and the corresponding side of the second figure is 15 cm, what is the ratio of their areas?
Back
The ratio of their areas is (10^2):(15^2) = 1:2.25.
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