WorksheetsTransformations Review
Total questions: 40
Worksheet time: 3hrs 40mins
Rectangle ABCD is dilated so that A' is located at (3, 6). What could be the dilation rule?
(x,y)→(2x,3y)
(x,y)→(32x, 32y)
(x,y)→(1.5x, 1.5y)
(x,y)→(x+2,y+3)
Triangle ABC will be dilated using the rule (x, y)→(2x, 2y). What will be the coordinates of C'?
C' (12, -3)
C' (12, -6)
C' (3, -1.5)
C' (8, -5)
What scale factor was used to produce the image?
k = 2
k = 3
k = 1/3
k = 1/2
State the coordinate of the image of the given point B (4,9) under a dilation with center at the origin with the given scale factor k = 2.
B' (2, 4.5)
B' (-8, -18)
B' (8, 18)
B' (9, 4)
A figure undergoes two transformations: a horizontal reflection followed by a vertical reflection. What is the result of these transformations?
After a translation 3 units to the left and a dilation by a scale factor of 6, which statement is true?
The new parallelogram is not congruent because dilations do not preserve the length of sides.
The new parallelogram is congruent because dilations preserve the length of sides.
The new parallelogram is not congruent because translations preserve the length of sides.
The new parallelogram is congruent because translations preserve the length of sides.
Which transformation of a shape will result in a shape that is not congruent to the original shape?
Dilation
Reflection
Rotation
Translation
If a shape is rotated 180° about the origin and then dilated by a scale factor of 2, will the image be congruent to the pre-image? Why?
No, the rotation will not change the size/shape but the dilation will.
No, the dilation will not change the size/shape but the rotation will.
Yes, rotations and dilations will always change the size/shape of the pre-image.
Yes, neither the rotation nor the dilation will change the size/shape of the pre-image.
If the line segment is translated 2 units left and 4 units down, what will be the length of the resulting line segment?
5 units
9 units
11 units
17 units
Which triangle shows the effect of translating Triangle 5 but no other transformation?
Triangle 1
Triangle 2
Triangle 3
Triangle 4
Which transformation does not preserve the lengths of the sides of a shape?
(x,y)→(3x,3y)
(x,y)→(x+7,y−2)
(x,y)→(−x,−y)
(x,y)→(x,y+5)
What are the coordinates of B (-5,6) after undergoing this transformation:
(x,y)→(x−4,3y) ?
B' (-9, 18)
B' (-1, 18)
B' (-9, 2)
B' (-1, 2)
What is the arrow notation of a figure is translated 8 units left and 2 units up?
(x,y)→(x−8, y+2)
(x,y)→(x+8, y−2)
(x,y)→(x−8, y−2)
(x,y)→(8x, 2y)
Dashed = pre-image
Solid = image
Describe this transformation.
(x,y)→(x−4, y−7)
(x,y)→(x−7, y−4)
(x,y)→(x+7, y+4)
(x, y)→(4x, 7y)
Determine how to translate triangle from A'B'C' to triangle ABC.
(x, y)→(x+2, y−5)
(x,y)→(x+2, y−9)
(x,y)→(x−2, y−9)
(x,y)→(x−2, y+9)
Write a rule for the translation.
(x,y)→(x−1, y+2)
(x,y)→(x+2, y−1)
(x,y)→(x−2, y+1)
(x,y)→(x+1, y−2)
What transformation is happening here?
(x,y)→(x+2, y−3)
Translation 2 units up and 3 units left
Dilation by a scale factor of 2/3
Translation 2 units right and 3 units down
Reflection over the line x=2
ΔABC has vertices at
A (6,1) B (1,7) and C (-3, -2). After the translation (x,y)→(x−1, y+2) , what will be the coordinates of ΔA′B′C′ ?
A' (5, 2) B' (0, -4) C' (0, 9)
A' (5, 3) B' (0, -4) C' (0, 8)
A' (5, 3) B' (0, 9) C' (-4, 0)
A' (5, 2) B' (1, -3) C' (0, 9)
Calculate K' if K (1, -4) is reflected
across the line y = -2.
K' (1, 4)
K' (-1, -5)
K' (1, -4)
K' (1, 0)
Reflect the point (2, -4) over
the line y = x.
(-4, 2)
(4, -2)
(-2, -4)
(2, 4)
The point (-2, 5) is reflected over the line x = 1. Find its image.
( 4, 5)
( -2 , -5)
( 3 , 5)
(2 , -5)
Triangle ABC has vertices A (5,2). Find the coordinates of ABC after a reflection over the x-axis.
A’ (5, -2)
A’ (-5, -2)
A’ (-5, -2)
A' (5, 2)
Which rule describes rotating 180° clockwise?
( x, y ) → ( y, -x )
( x, y ) → ( -x, -y )
( x, y) → ( x, y )
( x, y ) → ( -y, x )
What is the image of F (-2, 7) after a rotation of 180° clockwise?
F' (-2, -7)
F' (7, -2)
F' (2, -7)
F' (2, 7)
Describe the given rotation.
Select ALL that apply.
90° counterclockwise
180° clockwise
90° clockwise
270° clockwise
270° counterclockwise
Which rule describes rotating 270° clockwise?
( x, y ) → ( y, -x )
( x, y ) → ( -x, -y )
( x, y) → ( x, y )
( x, y ) → ( -y, x )
Which rule describes rotating 90° clockwise?
( x, y ) → ( y, -x )
( x, y ) → ( -x, -y )
( x, y) → ( x, y )
( x, y ) → ( -y, x )
What is the image of S (2, -5) after a rotation of 90° clockwise about the origin?
S' (-5, -2)
S' (5, -2)
S' (-2, 5)
S' (5, 2)
Rotate K (7, 8) around the origin 90° counterclockwise. State the image of K'.
K' (-7, -8)
K' (8, -7)
K' (-8, 7)
K' (8, 7)
What is another word for rotation?
Turn
Flip
Slide
Shrink
What is the image of M (4, -8) after a rotation 270° clockwise?
M' (-8, 4)
M' (8, 4)
M' (-4, -8)
M' (-8, -4)
What is the image of W (-5, -3) after a rotation 270° counterclockwise?
W' (-3, 5)
W' (-3, -5)
W' (-5, 3)
W' (5, -3)
