Dilations Reflections and Translation
Authored by Barbara White
Mathematics
8th Grade
CCSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Which rule would represent a dilation?
(x, y) --> (x - 3, y + 4)
(x, y) --> (3x, 4y)
(x, y) --> (x, -y)
(x, y) --> (3x, 3y)
(x, y) --> (-x, y)
Tags
CCSS.8.G.A.3
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Which rule would represent a translation?
(x, y) --> (x + 290, y + 43)
(x, y) --> (x - 9, 2y)
d(x, y) --> (12x, 12y)
all of these are translation rules
Tags
CCSS.8.G.A.3
CCSS.HSG.CO.A.5
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Which rule shows a reflection over the x-axis?
(x, y) --> (-x, y)
(x, y) --> (-x, -y)
(x, y) --> (x, -y)
Not here
Tags
CCSS.8.G.A.3
CCSS.HSG.CO.A.5
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Which rule shows a reflection over the y-axis?
(x, y) --> (-x, y)
(x, y) --> (-x, -y)
(x, y) --> (x, -y)
Not here
Tags
CCSS.8.G.A.3
CCSS.HSG.CO.A.5
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Point T(9, -7) is translated by the rule (x, y) --> (x - 12, y - 11). What are the coordinates of T'?
(-3, -18)
(-3, 4)
(-3, 18)
(3, 4)
(3, 18)
Tags
CCSS.8.G.A.3
CCSS.HSG.CO.A.5
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Point K(3, -6) is reflected over the y-axis. What is the coordinates of K'?
(-3, -6)
(-3, 6)
(3, 6)
(3, -6)
not here
Tags
CCSS.8.G.A.3
CCSS.HSG.CO.A.5
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
If a figure is dilated by a scale factor of 1/3, what happens to perimeter?
1/3 of the size
1/9 the size
2/3 the size
not here
2/9
Tags
CCSS.8.G.A.3
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