Dilations and Similarity
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
+5
Standards-aligned
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20 questions
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1.
FLASHCARD QUESTION
Front
Dilation
Back
Dilation means to enlarge or reduce a shape
Tags
CCSS.8.G.A.3
2.
FLASHCARD QUESTION
Front
A triangle has vertices with coordinates A(2,0), B(3, -1) and C(-2,-5). If the triangle is dilated by a scale factor of 3 with the origin as the center of dilation, what are the coordinates of C'?
Back
(-6,-15)
Tags
CCSS.8.G.A.3
3.
FLASHCARD QUESTION
Front
Are these two figures congruent, similar or neither?
Back
Neither
Tags
CCSS.8.G.A.2
4.
FLASHCARD QUESTION
Front
Coordinate of the image of point B (-10,-6) after a dilation with a scale factor of 1/2.
Back
(-5,-3)
Tags
CCSS.8.G.A.3
5.
FLASHCARD QUESTION
Front
Choose the correct scale factor:
2.5
,1.5
,3.5
,4
Back
1.5
Tags
CCSS.7.G.A.1
6.
FLASHCARD QUESTION
Front
If two figures are similar, the corresponding angles are...
Back
Congruent
Tags
CCSS.8.G.A.2
CCSS.HSG.CO.B.6
7.
FLASHCARD QUESTION
Front
How does a dilation change the angles of a polygon?
Back
Dilations do not change the angles.
Tags
CCSS.8.G.A.3
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