Vocabulary
Notation for a figure that is translated 3 units left.
(x - 3, y + 0)
This angle of rotation creates the same image if it's rotated clockwise or counterclockwise.
What is a rotation of 180 degrees?
Dilation by a scale factor of 4/3 results in
a) Similar, enlarges
b) similar, congruent
c) similar, shrinks
d) Neither congruent or similar
What is similar and enlarges?
Operations that alter the form of a figure. Examples: translations, reflections, dilations, and rotations.
What is transformations?
Find the coordinates of A' if segment AB with A(2, 4) and B(-1, 1) is translated by (x+2, y-5).
What is A'(4, -1)?
The rotation that move a point from quadrant 1 to quadrant 2?
What is a rotation 90 degrees counterclockwise?
Determine the scale factor: B(2, 5) and B'(1, 2.5).
What is scale factor = 1/2?
Name given to translations, rotations and reflections because the size does not change.
(rigid or non-rigid)
What is rigid transformations?
Find the coordinates of X', Y', and Z' when triangle XYZ with X(0,3), Y(3, -2), and Z(4,0) is translated by (x-5, Y+1).
What is X'(-5, 4), Y'(-2, -1), and Z'(-1, 1)?
The coordinates of M', N', and O' when triangle MNO with M(-2, -4), N(-3, 1), and O(0, 2) is reflected over the line x=2.
What is M'(6, -4), N'(7, 1), and O'(4, 2)?
The image of A(-1, 3) rotation clockwise of 90 degrees.
What is (3,1)?
Find the coordinates of A" and B" after the following: A(5,9) and B(4, 6) translated by (x-3, y+1), then reflected over y-axis.
What is A"(-2, -8) and B"(-1, -5)?
A transformation in which a plane figure turns around a fixed center point.
What is rotation?
Find the coordinates of M' and N' when MN with M(-4, -1) and N(-3, -3) is translated 5 units right and 2 units up.
What is M'(1, 1) and N'(2, -1)?
The line of reflection when A(-2, 0), B(1, 3), and C(3, -4) is reflected to A'(-2, -2), B'(1, -5), and C'(3, 2).
What is y=-1?
What is the pre-image A of point A'(2,4) after a 90 degree rotation counter-clockwise?
What is A(4,-2)?
Find the coordinates of Y' when X(12, 4), Y(8,2) and Z(-4,0) are dilated by a scale factor of 1/2 then reflected over the x-axis.
What is Y'(4, -1)?
What is the only transformation that is a non-rigid transformation?
Dilation
What is the rule if D(-5, 4), E(-4, 1), and F(-2, 1) are translated to D'(-5,0), E'(-4, -3), and F'(-2, -3).
What is (x, y)-->(x, y-4) or (x+0, y-4)?
The line of reflection when X(-4, 0), Y(-2, -2), and Z(0, -8) is reflected to X'(4, 0), Y'(2, -2), and Z'(0, -8).
What is reflect over the y-axis?
Find the coordinates of A' and B' when A(-3, -2) and B(-1, 2) are rotated clockwise 180 degrees.
What is A'(3, 2) and B'(1, -2)?
Find the coordinates of B" when A(5, 0), B(5, 5), and C(2,4) undergo the following composition: translate (x+6, y-5), then rotate clockwise 90 degrees.
What is B"(0, -11)?