Vocabulary
A transformation in which a graph or geometric figure is slid across the coordinate plane to another location, without any change in size or orientation.
What is translation?
The location of the point (-2, 5) when it is translated two units right and four units down.
What is (0, 1)?
The coordinates of A' when A(-1, -2) is reflected over the x-axis.
What is (-1, 2)?
This rotation that takes the point A: (1, 3) to A'(-1, -3).
What is a rotation of 180 degrees?
Enlargement or Reduction: Dilation by a scale factor of 4/3.
What is enlargement?
A transformation that turns each point of a figure or image the same distance in the same direction around a specific point (specifically the origin).
What is a rotation?
The coordinates of A' if line segment AB with A(2, 4) and B(-1, 1) is translated by the rule (x+2, y-5)
What is A'(4, -1)?
The coordinates of X' when XY with X(-3, 1) and Y(-1, 4) is reflected over the x-axis.
What is X'(-3, -1)?
The rotation that creates the same image as a rotation 270 degrees clockwise.
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?
A transformation that flips each point over a line of reflection (typically the x or y-axis) and alters the location and orientation of a figure or image.
What is a reflection?
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 the rule (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 y-axis.
What is M'(2, -4), N'(3, 1), and O'(0, 2)?
The new location of C(5, -6) when rotated 90 degrees clockwise.
What is (-6, -5)?
The new location of A(-3, 6) when it is dilated by a scale factor of 3.
What is A'(-9, 18)?
A transformation in which the size of a figure/image is proportionally enlarged or reduced, thus changing the size and location of the original figure/image.
What is a dilation?
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, 0), B'(-1, 3), and C'(-3, -4).
What is the y-axis?
The new location of M(-3, -2) when rotated 90 degrees counter-clockwise.
What is (3, -2)?
Find the coordinates of Y' when X(12, 4), Y(8,2) and Z(-4,0) are dilated by a scale factor of 1/4.
What is Y'(2, 1/2)?
A dilation that results in a proportionally smaller figure/image.
What is a reduction?
The description of the translation when 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 translated four units down? or (x+0, y-4)
The coordinates of Y' when it is reflected over the x-axis. X(-4, 0), Y(-2, -2), and Z(0, -8)
What is (-2, 2)?
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 B(5, 10) is translated (x-2, y-8) and then dilated by a factor of 2.
What is B"(6, 4)?