Dilations and Similarity Review
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Hard
+4
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a dilation in geometry?
Back
A dilation is a transformation that alters the size of a figure but keeps its shape the same, using a center point and a scale factor.
Tags
CCSS.8.G.A.3
2.
FLASHCARD QUESTION
Front
What does it mean for two figures to be similar?
Back
Two figures are similar if they have the same shape but different sizes.
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
3.
FLASHCARD QUESTION
Front
What is the scale factor in a dilation?
Back
The scale factor is a number that describes how much a figure is enlarged or reduced during a dilation.
Tags
CCSS.8.G.A.3
4.
FLASHCARD QUESTION
Front
What happens when the scale factor is greater than 1?
Back
When the scale factor is greater than 1, the dilation results in an enlargement of the figure.
Tags
CCSS.8.G.A.3
5.
FLASHCARD QUESTION
Front
What happens when the scale factor is less than 1?
Back
When the scale factor is less than 1, the dilation results in a reduction of the figure.
Tags
CCSS.8.G.A.3
6.
FLASHCARD QUESTION
Front
What is the AA similarity theorem?
Back
The AA (Angle-Angle) similarity theorem states that if two angles of one triangle are equal to two angles of another triangle, the triangles are similar.
Tags
CCSS.HSG.SRT.B.5
7.
FLASHCARD QUESTION
Front
What is the SSS similarity theorem?
Back
The SSS (Side-Side-Side) similarity theorem states that if the corresponding sides of two triangles are in proportion, the triangles are similar.
Tags
CCSS.HSG.SRT.B.5
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