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Q9: A
270° counterclockwise
270° clockwise
90° clockwise
90° counterclockwise
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Okay!
The point (5, 2) is reflected across the x-axis. What are the coordinates of its image?
(5, 2)
(5, -2)
(-5, 2)
(-5, -2)
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Okay!
Q9: B
(2, −1), (5, −2), and (3, −6)
(-2, −1), (5, −2), and (3, −6)
(2, −1), (5, −2), and (-3, −6)
(2, −1), (-5, −2), and (3, −6)
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Okay!
Q8:
4.25 square units
2.25 square units
3.25 square units
3.5 square units
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The point (x, y) is reflected across the y-axis. and then translated 4 units right What is the rule of the image?
(x, y) -> (-x + 4 , y)
(x, y) -> (-x , y)
(x, y) -> (-x - 4 , y)
(x, y) -> (-x , y + 4)
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---------------------------------- is the original figure in a transformation.
reflection
translation
preimage
Image
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A point (3, 2) is rotated 90 degrees counterclockwise around the origin. What are the coordinates of its image?
(2, -3)
(-2, -3)
(-2, 3)
(-3, -2)
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The point (2, 6) is reflected across the x-axis. What are the coordinates of its image?
(-2, 6)
(6, 2)
(-2, -6)
(2, -6)
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How many units and in which direction were the x-coordinates of parallelogram ABCD moved?
3 units to the left
7 units to the right
3 units to the right
7 units to the left
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The point (4, 3) is translated 2 units to the left and 5 units up. What are the coordinates of its image?
(2, 8)
(6, 8)
(6, -2)
(2, -2)
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Okay!
A point (4, 5) is translated 3 units to the left and 2 units down. What are the coordinates of its image?
(7, 3)
(1, 3)
(7, 7)
(1, 7)
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The point (a, b) is reflected across the x-axis. What are the coordinates of the image of the point?
(a,b)
(-a,-b)
(a,-b)
(-a,b)
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Q7:
(x, y) → (-x, -y)
(x, y) → (-y, -x)
(x, y) → (-y, x)
(x, y) → (-x, y)
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Okay!
---------------------------------- is a transformation that slides a figure.
Rotation
Reflection
Translation
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Check understanding: Q1 Which Rotation is correct
Bobby
Antoine
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PAGE 33 Q6
...
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