Similar Figures
Flashcard
•
Mathematics
•
7th Grade
•
Hard
+2
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 does 'corresponding' mean in geometry?
Back
In geometry, 'corresponding' refers to parts of similar figures that match each other, such as angles or sides.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
3.
FLASHCARD QUESTION
Front
What does 'congruent' mean?
Back
Congruent means that two figures have the same shape and size; they can be superimposed on each other.
Tags
CCSS.8.G.A.2
4.
FLASHCARD QUESTION
Front
If two triangles are similar, what can we say about their angles?
Back
If two triangles are similar, their corresponding angles are equal.
Tags
CCSS.HSG.SRT.A.2
5.
FLASHCARD QUESTION
Front
If the sides of two similar triangles are in the ratio 2:3, what is the ratio of their areas?
Back
The ratio of their areas is the square of the ratio of their corresponding sides, so (2:3)² = 4:9.
6.
FLASHCARD QUESTION
Front
How do you find a missing side in similar figures?
Back
To find a missing side in similar figures, set up a proportion using the lengths of corresponding sides.
Tags
CCSS.HSG.SRT.A.2
7.
FLASHCARD QUESTION
Front
If triangle ABC is similar to triangle DEF, and AB = 4 cm, DE = 6 cm, what is the ratio of AB to DE?
Back
The ratio of AB to DE is 4:6, which simplifies to 2:3.
Tags
CCSS.HSG.SRT.A.2
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