WorksheetsTransformations Quiz Review
Total questions: 60
Worksheet time: 2hrs 0mins
Triangle ABC is dilated to produce triangle A'B'C' with scale factor 3/4 . Which describes the relationship between the two triangles?
Triangle A'B'C' is an enlargement of triangle ABC
Triangle A'B'C' is a reduction of triangle ABC
Triangle A'B'C' is a mirror image of triangle ABC
Which is true about the scale factor when a figure is enlarged?
The scale factor is zero.
The scale factor is 1.
The scale factor is larger than 1.
The scale factor is smaller than 1.
A dilation is which of the following:
only an enlargement
only a reduction
either an enlargement or a reduction
neither an enlargement nor a reduction
A dilation always produces a congruent figure.
True
False
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 of 2.
B' (2 , 4.5)
B' (-8 ,-18)
B' (8 ,18)
B' (9 ,4)
Dilate the figure by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image?
A(3,3) B(6,6) C(9,3)
A'(9,9) B'(18,18) C'(27,9)
A'(6,6) B'(9,9) C'(12,6)
A'(0,0) B'(3,3) C'(6,0)
A'(1,1) B'(2,2) C'(3,1)
The y-axis is...
horizontal
vertical
diagonal
If your SF=2.5, what type of dilation is it?
reduction
enlargement
The point A (8, 12) was dilated to become point A' (2, 3). What was the scale factor?
½
¼
4
2
Is this an enlargement or a reduction?
Enlargement
Reduction
How many degrees is a quadrant worth?
90 degrees
180 degrees
270 degrees
360 degrees
The clock is going in the __________ direction.
Clockwise
Counterclockwise
The clock is going in the __________ direction.
clockwise
anti-clockwise
If you were to rotate ABCD 90°clockwise about the origin, what would the coordinate of A' be?
Rule: (x, y) ----- (y, -x)
(-5, 5)
(5, -3)
(-5, 3)
(-3, 3)
What type of rotation does this represent (from red to blue)?
270⁰ clockwise
180⁰
90⁰ clockwise
Triangle A is rotated 270° clockwise with the origin as the center of rotation to create a new figure. Which triangle shows the new location?
A
B
C
D
If I reflect ΔXYZ across the x-axis, what is the first step to drawing the reflection?
Connect all of the dots
Plot each new point the same number of units from the line of reflection
Count the number of units each point is from the line of reflection
Which two triangles are reflections of each other across the x-axis?
A and B
B and D
A and C
C and D
Which two triangles are reflections of each other across the y-axis?
A and B
B and D
A and C
C and D
What axis is the triangle being reflected over?
X-axis
Y-axis
What axis is the image reflected over?
X-axis
Y-axis
Quadrilateral J is reflected over the x-axis. What is the image of the reflection?
F
G
H
Not shown
Translate the blue shape to the pink shape...
5 Right
2 Down
5 Left
2 Up
3 Right
1 Down
3 Left
1 Up
Slide 3 up and 2 right
When translating left or right on a coordinate plane, what coordinate is affected?
x-coordinate
y-coordinate
When translating up or down on a coordinate plane, what coordinate is affected?
x-coordinate
y-coordinate
(x, y) ----> (x + 2, y - 3)
Translations are always _______
Congruent
Bigger
Smaller
Similar
A flip is also called a _________.
Translation
Reflection
Rotation
Dilation
Reflections are always _______
Congruent
Bigger
Smaller
Similar
State the line of reflection
x = - 2
y axis
y = 2
y = - 2
x = 2
A rotation will always result in a similar transformation.
False
True
What sequence of transformations will map trapezoid A to its image A'?
Reflection, then translation
Rotation, then translation
Reflection, then rotation
Rotation, then dilation
What sequence of transformations could map ∆ABC onto its image ∆A''B''C''?
a reflection followed by a rotation
a reflection followed by a translation
a translation followed by a rotation
a translation followed by a reflection
Which of the following describes the sequence of transformations shown?
Reflect across the x-axis and then rotate 90 degrees clockwise around the origin
Rotate 90 degrees clockwise around the origin and then translate down.
Reflect across the x-axis and then reflect across the y-axis.
Translate up and then rotate 90 degrees counterclockwise about the origin.
Which of the following describes the sequence of transformations shown?
Reflect across the x-axis and then rotate 90 degrees clockwise around the origin
Rotate 90 degrees clockwise around the origin and then translate down.
Reflect across the x-axis and then reflect across the y-axis.
Translate up and then rotate 90 degrees counterclockwise about the origin.
Identify the sequences of transformations from the red image to the blue image to the green image.
translation then translation
rotation then reflection
rotation then rotation
reflection then translation
