WorksheetsDilations Transformations
Total questions: 21
Worksheet time: 22mins
Name
Class
Date
1.
True or false, when a figure is dilated, the corresponding angles are congruent?
a)
True
b)
False
2.
True or false, when a figure is dilated, the new perimeter is always greater?
a)
True
b)
False
3.
True or false, when a figure is dilated, the new area is always greater?
a)
True
b)
False
4.
True or false, when a figure is dilated, the new area are proportional?
a)
True
b)
False
5.
Does the image show a Dilation?
a)
Yes
b)
No
6.
Does the image show a dilation?
a)
Yes
b)
No
7.
Which statement below is true about similar figures?
a)
Corresponding sides are congruent and angles are proportional.
b)
Corresponding angles are congruent and sides are proportional.
c)
Corresponding angles and sides are congruent.
d)
Corresponding angles and sides are proportional.
8.
Choose the correct scale factor:
a)
2
b)
3
c)
1/3
d)
1/2
9.
(x, y) -> (2x, 2y)
What is the coefficient 2 mean?
What is the coefficient 2 mean?
a)
plot 2 to the right and 2 up
b)
scale factor is 2 creating a new figure half the size
c)
scale factor is 2 making a figure twice the
original
original
d)
I don't understand this question : (
10.
Which answer shows a reflection across the y-axis?
a)
a
b)
b
c)
c
d)
d
11.
a)
F
b)
G
c)
H
d)
J
12.
A scale factor of less than one means
a)
that the prime image will be larger than the pre-image.
b)
That the prime image will be the same as the preimage.
c)
That you need to subtract that amount off of each side.
d)
That the prime image will be a reduction of the preimage.
13.
a)
A
b)
B
c)
C
d)
D
14.
What would be the value of x?
a)
2
b)
4
c)
6
d)
8
15.
True or false, the ratios of the distance between the dilation point to each corresponding point is proportional.
a)
True
b)
False
16.
Reflections over the x-axis change the sign of the ____-__________.
a)
y-coordinate
b)
x-coordinate
c)
y-axis
d)
x-axis
17.
Which is FALSE about dilations?
a)
The shape is the same.
b)
The size changes.
c)
The sides of the shape get larger or smaller.
d)
The angles of the shape get larger or smaller.
18.
A triangle has coordinates of A(-8, 4), B(-4, 2) and C(-3, -3). The image has coordinates of A'(0, 8), B'(4, 6) and C'(5, 1) what transformation occurred?
a)
Dilation
b)
Reflection
c)
Rotation
d)
Translation
19.
A triangle has coordinates of A(-8, 4), B(-4, 2) and C(-3, -3). The image has coordinates of A'(8, 4), B'(4, 2) and C'(3, -3) what transformation occurred?
a)
Dilation
b)
Reflection
c)
Rotation
d)
Translation
20.
True or false, when a figure is dilated, the corresponding sides are proportional?
a)
True
b)
False
21.
Find the value of x
(a)
100 %
