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/slid to another location
What is translation
A transformation in which a figure flips over a line to create a mirrored figure
What is reflection
The transformation(s) that do not preserve congruency
what is dilation?
The fraction to find scale factor
What is new/original?
The rotation that creates the same image as a rotation 270 degrees clockwise
what is a rotation 90 degrees counterclockwise?
The algebraic rule for a shape that is translated 3 units to the left and 5 units up.
what is (x,y) to (x-3,y+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 algebraic rule 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)
The rotation that creates the same image as a rotation 90 degrees clockwise
what is 270 degrees counterclockwise
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 (x-5,y+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 algebraic rule 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 (x,y) to (x,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 x axis?
The four types of transformations we have learned so far
What is rotation, reflection, translation and dilation?