Translations
Reflections
Rotations
Compositions
Symmetry
100
A translation is when you do this to a figure.
What is "slide"?
100
A reflection is when you do this to a figure.
What is "flip"?
100
A rotation is when you do this to a figure.
What is "turn" it?
100
A composition is when you do this to a figure.
What is 2 or more transformations?
100
Does the figure below have reflectional symmetry, rotational symmetry or both?
Reflectional symmetry only
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 y-axis.
What is (-3,-2)?
200
Find the new coordinates of (5,4) after you rotate the point with 180º.
What is (-5, -4)?
200
The new coordinates of (3,-2) if you translate it right 1 and down 2 and then reflect it over the x-axis.
What is (4,4)?
200
This figure has rotational symmetry. Name the order and magnitude.
Order = 4; Magnitude = 90 degrees
300
Write the notation (formula) of point (x,y) after it moves 3 spots to the left and 7 spots up.
What is (x-3,y+7) OR
<-3, 7>
300
Write the notation (formula) of point (x,y) after it is reflected over the y-axis.
What is (-x,y)?
300
Write the notation (formula) of point (x,y) after it rotates 90º?
What is (-y,x)?
300
The notation (formula) of point (x,y) after it has been rotated 90 clockwise degrees and then translated right 1 and up 1.
What is (y+1, -x+1)?
300
How many lines of symmetry does the following image have.
4
400
Describe in words 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
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)?
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 reflected over the y-axis and then rotated 90 degrees. The endpoints of the image are C (4,0) and D (6,2). What are the coordinates of the endpoints of the new line segment?
What is C(0,4) and D(2,6)?
400
This figure has rotational symmetry. What is the order and angle of rotation?
Order = 5; Degree of rotation = 72 degrees
500
L' after a translation of 6 units to the right and 4 units down. L(0,3)
What is L'(6,-1)
500
Graph line segment DE after a reflection over the line y=x. D(2,3) E(-1,2)
What is D'(3,2), E'(2,-1)?
500
Graph or write the points for line segment JK' after a rotation of 180º about the origin. J(5,6) K(7,9)
What is J(-5,-6), K(-7,-9)?
500
Graph ∆DEF after a 90 degree counter-clockwise rotation followed by a 180 degree counter-clockwise rotation D(2,8).
What is D'(8,-2)
500
Which image(s) have BOTH reflection symmetry (line symmetry) AND rotational symmetry? (Assume all triangles you see are equilateral & quadrilaterals are squares.)
A, B, C, D, E, G & H