Also called a 'flip'. What kind of motion is this transformation?
What is reflection?
200
Find the new coordinates of (10,12) if you translate the point three units left and 4 units up.
What is (7,16)?
200
Find the new coordinates of (3,-2) after you reflect the point over the x-axis.
What is (-3,-2)?
200
Find the new coordinates of (5,4) after you rotate the point 180º about the origin.
What is (-5,-4)?
200
Find the new coordinates of (3,-2) if you dilate the point with a scale factor of 4.
What is (12,-8)?
200
Also called a turn, what kind of motion is this?
What is rotation?
300
Write the notation of point (x,y) after it moves 3 spots to the left and 7 spots up.
What is (x-3,y+7)?
300
Write the notation of point (x,y) after it is reflected over the y-axis.
What is (-x,y)?
300
Write the notation of point (x,y) after it rotates 90º clockwise.
What is (y,-x)?
300
Write the notation of point (x,y) after it is dilated with r=6.
What is (6x,6y)?
300
Also called a 'slide', what kind of motion is this?
What is translation?
400
Describe the translation for this notation: (x,y) --> (x + 8, y + 4)
What is a translation of 8 units to the right and 4 units up?
400
The point (-3,4) was reflected over the x-axis twice. What should be the new coordinates of the point?
What is (-3,4)?
400
Figure QRST has vertices Q(2,-1), R (6,-1), S(6,-3) and T(2,-3). Which will be the coordinates of vertex R after the rectangle is rotated 90º counterclockwise about the origin?
What is (1,6)?
400
Line segment CD was dilated around the origin by a scale factor of 2. The endpoints of the image are C' (4,0) and D' (6,2). What are the coordinates of the endpoints of the original line segment?
What is C(2,0) and D(3,1)?
400
Describe a rigid transformation and give an example of a NON-rigid transformation.
A rigid transformation keeps the same shape and size. A NON-rigid transformation is dilation.
500
Graph ∆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)?
500
The point (2,-1) is reflected by the x-axis, then the y-axis. What is the new point?
What is (-2,1)?
500
Graph ∆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)?
500
Graph ∆DEF after a dilation with a scale factor of 0.5.
D(2,8)
E(2,2)
F(6,2)
What is D'(1,4), E'(1,1), F'(3,1)?
500
Describe the difference between similar and congruent figures. Create a sketch for each.
Similar figures have the same shape but not the same size.