Vocabulary
Translations
Reflections
Rotations
Symmetry
100
A transformation in which a graph or geometric figure is picked up and moved to another location without any change in size or orientation AKA a slide
Translation
100
Write the rule for a figure that is translated 3 units left and 2 units up.
(x-3, y+2) or T<-3,2>
100
Write the function notation for a figure reflected across the x-axis.
Rx-axis
100
What is the rule for a rotation of 180 degrees?
(-x,-y)
100
How many lines of symmetry does the letter H have?
2
200
A transformation in which a graph or geometric figure is flipped across a line or axis AKA a flip
Reflection
200
Find the coordinates of A' if segment AB with A(2, 4) and B(-1, 1) is translated with the rule (x+2, y-5).
A'(4, -1)
200
Which direction will the arrow point under the transformation Rx-axis?
Up
200
What is the rule for a rotation 270 degrees counterclockwise?
(y,-x)
200
How many lines of symmetry does the letter P have?
Zero
300
The transformation in which a graph or geometric figure is turned around a fixed point AKA a turn.
Rotation
300
Find the coordinates of Y' when triangle XYZ with X(0,3), Y(3, -2), and Z(4,0) is translated with the rule (x-5, y+1).
Y' = (-2, -1)
300
What is the line of reflection?
x-axis
300
Find the coordinates of A' and B' after A(-2,4) and B(1,-6) are rotated 180 degrees.
A'(2,-4) and B'(-1,6)
300
What is the degree of rotational symmetry of an equilateral triangle?
120 degrees
400
When a figure can be mapped onto itself using a line of reflection
Line symmetry
400
If given points M(-4, -1) and N(-3, -3), find the coordinates of M' and N' under the transformation T<5,2>.
M' = (1, 1) and N'=(2,-1)
400
In what direction will the arrow point after the transformation r(270,O)?
Left
400
Find the coordinates of A' and B' when A(3, 2) and B(1, 3) are rotated counterclockwise 90 degrees.
A'(-2,3) and B'(-3,1)
400
What is the degree of rotational symmetry of a square?
90 degrees
500
When a figure can be mapped onto itself using a degree of rotation less than 360 degrees
Rotational symmetry
500
Write the transformation notation for the points D(-5, 4), E(-4, 1), and F(-2, 1) that are translated to D'(-5,0), E'(-4, -3), and F'(-2, -3).
T<0,-4>
500
In what direction will the arrow point after the transformation Rx=3?
Down
500
Find the coordinates of A' and B' when A(-3, -2) and B(-1, 2) are rotated counterclockwise 270 degrees.
A' = (-2,3) and B' = (2,1)
500
What is the degree of rotational symmetry of a regular pentagon?
72 degrees