WorksheetsDilations and Similarity, Week 2
Total questions: 10
Worksheet time: 50mins
Name
Class
Date
1.
Are the triangles similar?
a)
Yes
b)
No
2.
How do these triangles appear to be similar?
a)
AA
b)
SAS
c)
SSS
d)
Not Similar
3.
How do these triangles appear to be similar?
(Hint: Look for non-labeled parts!)
(Hint: Look for non-labeled parts!)
a)
AA
b)
SAS
c)
SSS
d)
Not Similar
4.
When a dilation has a scale factor greater than one, the dilation is an enlargement.
a)
True
b)
False
5.
How do you write the algebraic notation when the scale factor is 3?
a)
(x, y) goes to (1/3x, 1/3y)
b)
(x, y) goes to (-3x, -3y)
c)
(x, y) goes to (x + 3, y + 3)
d)
(x, y) goes to (3x, 3y)
6.
How do you write the algebraic notation when the scale factor is 3?
a)
(x, y) goes to (1/3x, 1/3y)
b)
(x, y) goes to (-3x, -3y)
c)
(x, y) goes to (x + 3, y + 3)
d)
(x, y) goes to (3x, 3y)
7.
Choose the correct scale factor:
a)
2
b)
3
c)
1/3
d)
1/2
8.
The pair of figures is similar. Find the missing side.
a)
x = 20
b)
x = 12
c)
x = 5
d)
x = 4
9.
Solve for x.
a)
21
b)
14
c)
12
d)
18
10.
Solve for the variable x.
a)
x = 8.5
b)
x = 10
c)
x = 1
d)
x = 2
100 %
