WorksheetsIntro To Similarity
Total questions: 15
Worksheet time: 36mins
Name
Class
Date
1.
Two objects that are the same shape but not the same size are _______.
a)
Congruent
b)
Vertical
c)
Similar
d)
Complementary
2.
Sides in similar figures must be proportional.
a)
True
b)
False
3.
⊿ABC ~ ⊿LMN, AB = 12, BC = 10, LN = 9, and LM = 6. What is the scale factor of ⊿ABC to ⊿LMN?
a)
2/1
b)
6/5
c)
4/3
d)
1/2
4.
What is the value of X?
a)
X=4
b)
X=6
c)
X=3
d)
X=2
5.
Complete the similarity statement.
ABC ~ ___
ABC ~ ___
a)
ZYX
b)
XZY
c)
YZX
d)
XYZ
6.
AB = 4. After a dilation, A'B' = 10. What is the scale factor for the dilation?
a)
5/2
b)
10
c)
4
d)
2/5
7.
In similar figures, corresponding angles are ___________________ and corresponding sides are _________________________.
*Explain your answer on your answer sheet*
a)
proportional, proportional
b)
congruent, congruent
c)
proportional, congruent
d)
congruent, proportional
8.
Given: ΔMNO∼ΔPQR
Select the correct proportion that represents the corresponding sides.
a)
QRNO=PRMN=PQMO
b)
QRMO=PQMN=PRNO
c)
PQMN=QRNO=PRMO
d)
PQMN=QRMO=PRNO
9.
Given: ΔCDE∼ΔFGE
What is the value of x?
a)
16.9
b)
37
c)
43.2
d)
42
10.
Given: ΔJKL∼ΔQRS
Find x.
a)
−31
b)
−4
c)
64
d)
2
11.
Given: ΔTLY∼ΔCHK
Find x.
a)
11
b)
9
c)
9075
d)
156
12.
What is the scale factor from ΔDEF to ΔABC?
a)
1/2
b)
7/3
c)
2
d)
10/3
13.
What is the scale factor from ABCD to MNOP?
a)
2/3
b)
3/2
c)
2
d)
3
14.
All corresponding angles are congruent in similar figures.
a)
True
b)
False
15.
Which side length corresponds with EF?
a)
ML
b)
LM
c)
OL
d)
EH
100 %
