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Triangle Grade Level quiz

Total questions: 16

Worksheet time: 55mins

Name
Class
Date
1.

Which are pairs of vertical angles? Select all that apply.

a)

∠COB & ∠COA

b)

∠AOD & ∠AOC

c)

∠COB & ∠AOD

d)

∠BOD & ∠AOD

e)

∠DOB & ∠COA

2.
Name the vertical angle to
∠h.
a)
∠f
b)
∠i
c)
∠g
d)
∠j
3.

∠1 and ∠2 are _____________

a)

Complementary

b)

Supplementary

c)

Adjacent

d)

Vertical

e)

Not related

4.
Find the missing angle.
a)
60
b)
70
c)
50
d)
140
5.
a)
x = 118
b)
x = 108
c)
x = 28
d)
x = 58
6.
Solve for x
a)
5
b)
90
c)
25
d)
10
7.

X =

a)

24

b)

4

c)

90

d)

13

8.

X =

a)

96

b)

84

c)

180

d)

25

9.
Find the measure of each angle indicated. 
a)
139°
b)
66°
c)
138°
d)
116°
10.

Find the value of x in the diagram so that the angles form a linear pair

a)

118

b)

62

c)

72

d)

68

11.
Use an algebraic equation to find the measure of the angle labeled x.
a)
820
b)
370
c)
530
d)
980
12.

Determine which segments of the given lengths can be the sides of a triangle.

a)

8, 4, 3

b)

7, 9, 13

13.

Determine which segments of the given lengths cannot be the sides of a triangle.

a)

8, 10, 4

b)

5, 9, 16

14.

Solve for x.

a)

120°120\degree  

b)

180°180\degree  

c)

140°140\degree  

d)

40°

15.
What is the measure of angle b?
a)
36o
b)
56o
c)
63o
d)
117o
16.

What is the value of x?

a)

30

b)

8

c)

47

d)

13