Reflections
Translations
Rotations
Dilations
Symmetry
100
x-axis
100
A
100
a
100
In a dilation, CP=4 and CP'=12. Tell whether the dilation is a reduction or an enlargement and find its scale factor.
3, enlargement
100
State whether the figure appears to have line symmetry. If yes, state the number of lines of symmetry the figure has.
yes, 2
200
K'(1,4)
200
What are the vertices of the image, given the vertices of the pre-image and the translation vector.
L'(0,-1) M'(0,-4) N'(-4,-4) P'(-3,1)
200
Triangle ABC is shown below, what is the image of point B after a rotation of 270 degrees counterclockwise about the origin?
B'(4,6)
200
a) dilation b) translation c) reflection d) rotation
B) translation
200
State whether the figure has rotational symmetry. If yes, state the order and magnitude of symmetry.
order: 3
magnitude: 120 degrees
300
A'(-2,5)
300
What are the vertices of the image, given the vertices of the pre-image and the translation vector.
J'(-2,1) K'(0,4) L'(4,1)
300
A'(-3,-5)
300
What are the coordinates of the image given the pre-image coordinates and the scale factor below.
J'(4,8) K'(8,8) P'(6,4)
300
!!DAILY DOUBLE!!
State whether the figure has plane symmetry, axis symmetry, both, or neither.
both
400
What are the vertices of the image given the vertices of the pre-image and the line of reflection?
A(2,2) B(5,2) C(3,5) reflected over line y=4.
A'(2,6) B'(5,6) C'(3,3)
400
Describe the translation using vector form.
<4,2>
400
For the transformation shown below, what is the measure of the angle of rotation about the origin?
180 degrees
400
Determine whether the dilation is an enlargement or a reduction, then find the scale factor of the dilation and x.
reduction, scale factor: 2/5, x=3
400
State whether the sea creature has rotational symmetry. If yes, state the order and magnitude of symmetry.
yes, 5, 72 degrees
500
What are the vertices of the image given the vertices of the pre-image and the line of reflection.
A(-3,2) B(-6,-1) C(-4, 4) reflected over line y=x.
A'(2,-3) B'(-1,-6) C'(4,-4)
500
Describe the translation in words.
The figure is translated the the left 4 units and up 1 unit.
500
What are the vertices of the image, given the vertices of the pre-image and the specified rotation?
P'(-3,1) Q'(2,3) R'(-2,4)
500
Determine whether the dilation is an enlargement or a reduction, then find the scale factor of the dilation and x.
enlargement, scale factor: 7/2, x=2
500
State whether the sports equipment has plane symmetry, axis symmetry, both, or neither.
plane symmetry