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WorksheetsMissing Angle of Triangle
Total questions: 15
Worksheet time: 16mins
Name
Class
Date
1.
Find the measure of the missing angle.
a)
47
b)
57
c)
53
d)
133
2.
Find the measure of the missing angle.
a)
145
b)
55
c)
35
d)
45
3.
Find the measure of the missing angle.
a)
139°
b)
66°
c)
138°
d)
116°
4.
Find the measure of the missing angle.
a)
140°
b)
21°
c)
105°
d)
25°
5.
A triangle's angles add up to...
a)
90 Degrees
b)
180 Degrees
c)
360 Degrees
d)
OVER 9000 Degrees
6.
Which would be the best classification for the triangle shown?
a)
acute isosceles
b)
right scalene
c)
acute scalene
d)
obtuse scalene
7.
What is the measure of ∠3?
a)
51
b)
88
c)
45
d)
39
8.
What is the measure of angle b?
a)
36o
b)
56o
c)
63o
d)
117o
9.
Find the measure of the missing angle.
a)
90o
b)
100
c)
130o
d)
50o
10.
Find the measure of the missing angle.
a)
135o
b)
35o
c)
45o
d)
30o
11.
If 2 of the angles of a triangle are 30 and 70 degrees, the third angle measures...
a)
80
b)
100
c)
60
d)
90
12.
What type of triangle is this?
a)
Equilateral
b)
Isosceles
c)
Scalene
13.
How many acute angles must an acute triangle have?
a)
2
b)
1
c)
4
d)
3
14.
What is an "Acute" Angle?
a)
Angle that measures 180
b)
An Angle that measures 90
c)
An angle that measures more than 90
d)
An angle that measures less than 90
15.
Which angle type is pictured?
a)
Acute
b)
Right
c)
Obtuse
d)
Straight
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