Vocabulary
A transformation where the shape is moved to another location
What is translation
This angle of rotation creates the same image if it is rotated clockwise or counterclockwise
What is a rotation of 180 degrees
The notation for a shape that is translated 3 units to the left and 5 units up.
what is <-3,5>
The equation for the line of reflection if a figure is reflected over the y-axis
What is x=0?
The equation for the line of reflection if a figure is reflected over the x-axis
what is y=0?
A transformation when you mirror the original shape over a specific line
What is reflection
The rotation that creates the same image as a rotation 270 degrees clockwise
what is a rotation 90 degrees counterclockwise?
Find the coordinates of A' with A(2,4) is translated 2 units to the right and 5 units down.
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 180 degrees?
A transformation in which a figure turns around a specific point.
What is rotation?
The coordinate mapping for a rotation clockwise of 90 degrees
what is (x,y) to (y,-x)
Find the coordinates of M' and N' 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 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 rotation that creates the same image as a rotation 90 degrees clockwise
what is 270 degrees counterclockwise
A transformation that is a combination of reflection and translation
What is glide reflection?
This angle of rotation maps (x,y) to (-y,x)
what is rotation 270 degrees clockwise or 90 degrees counterclockwise?
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 <-5,1>
what is X'(-5,4), Y'(-2,-1), and Z'(-1,1)?
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
The only type of angles (in the previous chapter) that add to give you 180 degrees
What is Same Side Interior angles?
When you perform two or more transformations to a shape.
Composition of rigid motions
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)
The coordinate mapping when D(-5,4), E(-4,1), and F(-2,1) are translated to D'(-5,0), E'(-4,-3), and F'(-2,-3).
or
what is (0,-4)
what is x=-3?
The four types of transformations we have learned so far
What is rotation, reflection, translation and glide reflection?