Definition
Which transformation is a turn?
Rotation
What is the new coordinate of (-4, -4) after using the translation rule (x,y) ---> (x + 3, y + 4) ?
(-1, 0)
Reflect H(3, -4) over the y-axis
(-3, -4)
When the scale factor of a dilation is greater than one, the dilation is a reduction.
TRUE OR FALSE?
False
What is the image of A(3, -1) after a Rotation of 180 degrees clockwise?
A' (-3, 1)
Which transformation does the figure enlarge or reduces?
Dilation
Which the image of B(3,1) after using the translation rule (x,y) --> (x -2, y + 1) ?
(1, 2)
When reflecting a point over the x-axis, which coordinate remains the same
x-coordinate
T(5,5) is dilated by scale factor of 2. What is the new coordinate T' ?
(10, 10)
M(1,4) Rotate 90 degrees clockwise
(4, -1)
What is the original figure called
preimage
If point J(-3,4) is moved two units right and 5 units down, what are the coordinates of point J'
(-1, -1)
Reflect point C(0, -4) over the y=x line.
C(-4, 0)
J(0, -4) is dilated by a scale factor of 1/4. What is the new coordinate J' ?
(0, -1)
What is the image of A(-8, 2) after a Rotation of 90 degrees counterclockwise?
A'(-2,-8)
What is a mirror image
reflection
If point k(1,3) is moved two units right and 5 units down, what are the coordinates of point K'
(3, -2)
Reflect F(-5, -8) over the y = -x line.
F' (8, 5)
What is the scale factor for the following dilation?
P(5, -4) ----> P'(15, -12)
The scale factor is 3.
What type of rotation occurred for the following points?
M(-9, 1) -----> M'(9, -1)
Rotation of 180 degrees
Which transformation are the figures NOT congruent?
Dilation
If point L(-4,1) is moved two units right and 5 units down, what are the coordinates of point L'
(-2, -4)
Reflect points (-6, -3) over the x-axis than the y-axis.
(6, 3)
V(-3, 4) scale factor of 3 the reflect V' over the x-axis.
(-9, -12)
What type of rotation occurred for the following points?
M(-11, -7) -----> M'(7, -11)
Rotation of 90 degrees counterclockwise