A translation is when you do this to a figure.
What is slide it (move it right, left, up, or down)?
Does order matter?
Define mapping
What is a transformation that puts the pre-image back onto itself
Find the new coordinates of (3,-2) after you reflect the point over the x-axis.
What is (3,2)?
Find the new coordinates of (5,4) after you rotate the point with 180º.
What is (-5,-4)?
Find the new coordinates of (3,-2) if you rotate it 180 degrees and reflect it over the x-axis
What is (-3,-2,)
What are the two transformations used to map a pre-image onto itself?
What are reflection and rotations
What are the two reflections that give me a rotation of 180 degrees?
What is a reflection over the x and y axis?
What is the name of the line of reflection that maps a pre-image onto itself?
What is the line of symmetry
A picture with one point (-3,4) was reflected over the line y=-x. What should be the new coordinates of the point?
What is (-4,3)?
Describe the rule for (x,y) after a reflection over the line y=x and a rotation of 90 ccw?
(x,y)->(-x,y)
How do you find the degree of rotation of a regular polygon that maps the polygon onto itself?
What is 360/(# of sides)
What are the points of ∆LMN after a translation of 6 units to the right and 4 units down. L(0,3) M(6,4) N(3,9)
What is L'(6,-1), M'(12,0), N'(9,5)?
What are the points of rectangle DEFG after a reflection over the line y=x. D(5,5) E(5,8) F(8,8) G(8,5)
What is D'(5,5), E'(8,5), F'(8,8), G'(5,8)?
What are the points of ∆JKL after a rotation of 180º about the origin. J(5,6) K(7,9) L (1,2)
What is J(-5,-6), L(-7,-9), L(-1,-2)?
What are the points of ∆DEF after reflection over the y-axis and a translation of (x+6, y-2). D(2,8) E(2,2) F(6,2)
What is D'(4,6), E'(4,0), F'(0,-1)?
What is the degree of rotation of a hexagon (6 sides)?
360/6 = 60 degrees