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WorksheetsRotations and Reflections HW Assignment - Use your Notes!
Total questions: 61
Worksheet time: 3hrs 3mins
(x, y) ----> (-x, y)
A flip is also called a ___________.
Translation
Reflection
Rotation
Transformation
Name the transformation.
Translation (slide)
Reflection (flip)
Rotation (turn)
It didn't transform
Name the transformation.
Reflection (flip)
Rotation (turn)
Translation (slide)
It didn't transform
(x, y) ---> ___________
(x, y) ---> ___________
(x, y) ---> ___________
(x, y) ---> ___________
Rotation Rules (clockwise):
180o rotation: (x, y)→(-x, -y)
What are the coordinates of C' after a rotation of 180° clockwise?
(-3, -1)
(3,1)
(1,3)
(-1, -3)
Rotation Rules (clockwise):
90o rotation: (x, y)→(y, -x)
What are the coordinates for A' after a 90⁰ rotation clockwise?
(1, 3)
(3, 1)
(3, -1)
(1, -3)
Rotation Rules (clockwise):
270o rotation: (x, y)→(-y, x)
What are the coordinates of B' after a 270° clockwise?
(4, 4)
(4, -4)
(-3, 4)
(-4, 4)
Does the image show a rotation? If so, what is the angle of rotation?
90° counterclockwise
180° counterclockwise
270° counterclockwise
Not a rotation
Does this image show a rotation? If so, what is the angle of rotation?
90° counterclockwise
180° counterclockwise
270° counterclockwise
Not a rotation
A counterclockwise rotation of 90° is equivalent to how many degrees of rotation clockwise?
90°
180°
270°
360°
(x, y) ----- (-x, -y)
Rotate K (7, 8) around the origin 90° counterclockwise. State the image of K'.
K' (-7, -8)
K' (8, -7)
K' (-8, 7)
K' (8, 7)
What is the image of S (2, -5) after a rotation of 90° clockwise about the origin?
S' (-5, -2)
S' (5, -2)
S' (-2, 5)
S' (5, 2)
What is the image of M (4, -8) after a rotation 270° clockwise?
M' (-8, 4)
M' (8, 4)
M' (-4, -8)
M' (-8, -4)
What is the image of M (3,2) after a rotation 270° counterclockwise?
M' (-2, -3)
M' (-2, 3)
M' (2, -3)
M' (-3, -2)
Rotate the point (5,5) around the origin 180 degrees. State the image of the point.
(5,-5)
(5,5)
(-5,5)
(-5,-5)
Rotating Counter Clockwise means to...
Rotate to the left
Rotate to the right
Rotate point B(10,3) 270 degrees clockwise around the origin
(10,3)
(-10, 3)
(3, 10)
(-3, 10)
Rotate B(-3, -5) 180 degrees counter clockwise around the origin
(3, 5)
(-3, 5)
(5, 3)
(-5, -3)
REFLECT the point C(-9,2) across the x-axis
(9, 2)
(-9, -2)
(9, -2)
(2, -9)
REFLECT point C (3, 3) across the y-axis
(-3, -3)
(-3, 3)
(3, -3)
If we are in quadrant 1, and rotate 90 degrees COUNTER CLOCKWISE, where will the image end up?
Quadrant 1
Quadrant 2
Quadrant 3
Quadrant 4
If we are in quadrant 3, and rotate 270 degrees CLOCKWISE, where will the image end up?
Quadrant 1
Quadrant 2
Quadrant 3
Quadrant 4
If we are in quadrant 2, and rotate 180 degrees CLOCKWISE, where will the image end up?
Quadrant 1
Quadrant 2
Quadrant 3
Quadrant 4
If we are in quadrant 2, and rotate 90 degrees COUNTER CLOCKWISE, where will the image end up?
Quadrant 1
Quadrant 2
Quadrant 3
Quadrant 4
REVIEW: Another word for translation is...
Flip
Slide
Turn
Enlargement
Rotation Rules (clockwise):
90o rotation: (x, y)→(y, -x)
What are the coordinates for A' after a 90⁰ rotation clockwise?
(1, 3)
(3, 1)
(3, -1)
(1, -3)
Rotation Rules (clockwise):
180o rotation: (x, y)→(-x, -y)
What are the coordinates of C' after a rotation of 180° clockwise?
(-3, -1)
(3,1)
(1,3)
(-1, -3)
Rotation Rules (clockwise):
270o rotation: (x, y)→(-y, x)
What are the coordinates of B' after a 270° clockwise?
(4, 4)
(4, -4)
(-3, 4)
(-4, 4)
What is the mapping for this reflection?
(x, y) → (y, x)
(x, y) → (-x, y)
(x, y) → (-y, -x)
(x, y) → (x, -y)
What is the rule for reflecting ( x , y )
over the line y = x?
( -x , y )
( x , -y )
( y , x )
( x , y )
