 Transformations
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Practice 20 QuestionsShow answers
• Question 1
60 seconds
Q. (x, y) -------> (x, -y) is a reflection over the x axis.
True
False
• Question 2
60 seconds
Q. (x,y) -------> (-x, -y) is a reflection over the y = x axis.
True
False
• Question 3
60 seconds Q.
True
False
• Question 4
60 seconds Q.
True
False
• Question 5
60 seconds
Q. (x, y) -------> (x - 3, y) is a translation of 3 units to the left.
True
False
• Question 6
60 seconds
Q. (x, y) -------> (x, y - 2) is a translation of 2 units up.
True
False
• Question 7
60 seconds
Q. (x, y) -------> (-x, -y) is a rotation of 180 degrees.
True
False
• Question 8
60 seconds
Q. (x, y) -------> (-y, -x) is a rotation of 90 degrees counterclockwise.
True
False
• Question 9
60 seconds
Q. A dilation with a scale factor of 2 is a reduction.
True
False
• Question 10
60 seconds
Q. A dilation with a scale factor of 1/3 is a reduction.
True
False
• Question 11
60 seconds
Q. Which transformation changes the orientation of the shape?
Translation
Reflection
Rotation
Dilation
• Question 12
60 seconds
Q. Which transformation is not a rigid transformation?
Translation
Reflection
Rotation
Dilation
• Question 13
120 seconds Q. C(-6, 2) and B(-1, -1)
Reflect over the line y = x
C' (-6, 2), B' (-1, -1)
C' (6, 2), B' (1, -1)
C' (2, -6), B' (-1, -1)
C' (-6, -2), B' (-1, -1)
• Question 14
120 seconds Q. C(-6, 2) and B(-1, -1)
Rotate 90 degrees counterclockwise.
C' (-6, 2), B' (-1, -1)
C' (6, 2), B' (1, -1)
C' (2, -6), B' (-1, -1)
C' (-2, -6), B' (1, -1)
• Question 15
120 seconds Q. A(-2, 2) and B(3, 2)
Rotate 180 degrees
A' (-2, 2), B' (3, 2)
A' (-2, -2), B' (-3, -2)
A' (2, -2), B' (-3, -2)
A' (2, -2), B' (2, 3)
• Question 16
120 seconds Q. A(-2, 2) and B(3, 2)
Dilate k = 2
A' (-2, 2), B' (3, 2)
A' (-4, 4), B' (6, 4)
A' (2, -2), B' (-3, -2)
A' (2, -2), B' (2, 3)
• Question 17
120 seconds Q. A(-2, 2) and B(3, 2)
Dilate k = 1
A' (-2, 2), B' (3, 2)
A' (-4, 4), B' (6, 4)
A' (2, -2), B' (-3, -2)
A' (2, -2), B' (2, 3)
• Question 18
120 seconds Q. A(-2, 2) and B(3, 2)
Reflect over the x-axis
A' (-2, 2), B' (3, 2)
A' (-2, -2), B' (3, -2)
A' (2, -2), B' (-3, -2)
A' (2, -2), B' (2, 3)
• Question 19
120 seconds Q. C(-6, 2) and B(-1, -1)
Translate (x, y) -> (x - 1, y - 3)
C' (-6, 2), B' (-1, -1)
C' (-7, -1), B' (-2, -4)
C' (-5, 5), B' (0, 2)
C' (-7, 1), B' (-2, -2)
• Question 20
120 seconds Q. C(-6, 2) and B(-1, -1)
Translate (x, y) -> (x + 3, y - 1)