Translations
How will a preimage move after applying the vector (2,-7)
Two units right, 7 units down
What type of counterclockwise rotation is indicated by the rule (x,y) → (-x,-y)
180º
What is the new image coordinate of (14,-2) after a reflection across the x-axis?
(14,2)
Symmetry is created by using what type of transformation?
What type of transformation is performed: (1/2,5) → (1/2,10)
Vertical stretch
How will the preimage move after applying the vector (-3,12)?
3 units left, 12 units up
What type of counterclockwise rotation is indicated by the rule (x,y) → (-y,x)
90º
What is the new image coordinate of (-3,2) after a reflection across the y-axis?
(3,2)
What is the angle of rotation of a regular hexagon (six-sided)?
60º
What type of transformation is performed: (6,1) → (2,1)
Horizontal compression
What is the new image coordinate after applying the vector (-1,4) to the preimage coordinate (-6,6)?
(-7,10)
What type of counterclockwise rotation is indicated by the rule (x,y) → (y,-x)
270º
What is the new image coordinate of (-6,5) after a reflection across the y=x?
(5,-6)
What is the angle of rotation of a regular decagon (10-sided figure)?
36º
What type of transformation is performed: (15,5) → (3,1)
Dilation
What are the new image coordinates after applying the vector (2,-4) to the preimage coordinates (0,1) and (-8,3)?
(2,-3) and (-6,-1)
What is the new image coordinate of (-5,-3) after an 180º counterclockwise rotation?
(5,3)
What is the new image coordinate of (-3,12) after a reflection across the y=-x?
(-12,3)
How many lines of symmetry are there in a kite?
one
What is the scale factor of the dilation (5,3) → (20,12)
4
What are the new image coordinates after applying the vector (-6,-3) to the preimage coordinates (-2,-0.5), (4,7) and (11,14)?
(-8,-3.5), (-2,4), and (5,11)
What is the new image coordinate of (1,6) after a 90º counterclockwise rotation?
(-6,1)
What are the new coordinates of (-1,2), (5,-8) and (3,11) after a reflection across the line y = -x?
(-2,1), (8,-5), and (-11,-3)
How many lines of symmetry are in a star?
5
What is the scale factor (k) of the dilation (9,11) → (4.5,5.5)
1/2