Similar Figures/
Scale Factor
Scale Factor
Shapes that are proportional to each other
A transformation in which a figure turns around a specific point.
What is rotation?
A transformation where the shape is moved to another location
What is translation
A transformation in which a figure flips over an line
What is reflection
The transformation(s) that do not preserve congruency
what is dilation?
The fraction of scale factor
The rotation that creates the same image as a rotation 270 degrees clockwise
what is a rotation 90 degrees counterclockwise?
The notation for a shape that is translated 3 units to the left and 5 units up.
what is (-3,5)
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)
A transformation that enlarges or shrinks a shape
What is dilation?
On a blueprint, (1/4) inch on the scale represents 2 feet. If the actual length of a room is 12 feet, what is the length of the room on the blueprint?
What is 1.5 in?
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 x-axis.
What is M'(2,-4), N'(-3,-1), and O'(0,-2)
Name the transformations we have learned
What is rotation, reflection, translation and dilation?
A triangle has the points A (3,3), B (6,6) and C (9,3) and is dilated by the scale factor of 2/3
What is A' (2,2) B' (4,4) and C' (6,2)
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'(2,0), B'(-1,3), and C'(-3,-4)
What is y axis?
The transformation(s) that preserve orientation
What is translation and dilation?
The distance between two cities on a map is 2.6 centimeters. The map uses a scale in which 1 centimeter represents 30 kilometers.
What is the actual distance between two cities in kilometers?
What is 78 kilometers?
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)
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 x axis?
The rotation that creates the same image as a rotation 90 degrees clockwise
what is 270 degrees counterclockwise