Dilations
Authored by Hannah Bateman
Mathematics
9th - 12th Grade
CCSS covered
Used 3+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Which is true about the scale factor when a figure is enlarged?
The scale factor is zero.
The scale factor is 1.
The scale factor is larger than 1.
The scale factor is smaller than 1.
Tags
CCSS.8.G.A.3
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Triangle ABC is dilated to produce triangle A'B'C' with scale factor 3/4 . Which describes the relationship between the two triangles?
Triangle A'B'C' is an enlargement of triangle ABC
Triangle A'B'C' is a reduction of triangle ABC
Triangle A'B'C' is a mirror image of triangle ABC
Tags
CCSS.8.G.A.3
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Triangle PQR is similar to triangle DEF shown. Which describes the relationship between the corresponding sides of the two triangles?
Tags
CCSS.HSG.SRT.A.2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is the algebraic representation for a dilation?
(x, y) → (x, 3y)
(x, y) → (3x, 3y)
(x, y) → (x, y - 3)
(x, y) → (.5x, .4y)
Tags
CCSS.8.G.A.3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An image is dilated at a scale factor of 1.5. This means the dilation is an enlargement and the dilated image will be bigger.
True
False
Tags
CCSS.8.G.A.3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Under a dilation, which scale factor will result in a congruent image?
-2
0
1
1/2
Tags
CCSS.8.G.A.3
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
State the coordinate of the image of the given point B (4,9) under a dilation with center at the origin with the given scale factor of 2.
B' (2 , 4.5)
B' (-8 ,-18)
B' (8 ,18)
B' (9 ,4)
Tags
CCSS.8.G.A.3
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