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Transformation

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  •   Study   Slideshow
  • Check understanding: Q1 Which Rotation is correct
    Antoine
    Bobby
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  • ---------------------------------- is the original figure in a transformation.
    translation
    reflection
    Image
    preimage
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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 left
    3 units to the right
    7 units to the right
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  • PAGE 33 Q6
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  • Q7:
    (x, y) → (-x, y)
    (x, y) → (-y, -x)
    (x, y) → (-x, -y)
    (x, y) → (-y, x)
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  • Q8:
    4.25 square units
    2.25 square units
    3.5 square units
    3.25 square units
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  • Q9: A
    270° clockwise
    270° counterclockwise
    90° clockwise
    90° counterclockwise
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  • 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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  • ---------------------------------- is a transformation that slides a figure.
    Rotation
    Translation
    Reflection
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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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  • 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 , y)
    (x, y) -> (-x + 4 , y)
    (x, y) -> (-x - 4 , y)
    (x, y) -> (-x , y + 4)
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  • A point (4, 5) is translated 3 units to the left and 2 units down. What are the coordinates of its image?
    (1, 3)
    (7, 3)
    (1, 7)
    (7, 7)
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  • The point (2, 6) is reflected across the x-axis. What are the coordinates of its image?
    (-2, -6)
    (-2, 6)
    (2, -6)
    (6, 2)
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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)
    (-3, -2)
    (2, -3)
    (-2, -3)
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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, -2)
    (6, 8)
    (6, -2)
    (2, 8)
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  • 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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