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Worksheets

Angles and Triangles

Total questions: 25

Worksheet time: 30mins

Name
Class
Date
1.

What is the name of this kind of triangle?

a)

Right

b)

Scalene

c)

Isosceles

d)

Equilateral

2.

What is the name of this kind of triangle?

a)

Right

b)

Isosceles

c)

Scalene

d)

Equilateral

3.

What kind of triangle is this?

a)

Acute

b)

Right

c)

Obtuse

d)

Robot

4.

What is the name of this kind of triangle?

a)

Right

b)

Scalene

c)

Isosceles

d)

Equilateral

5.

A triangle that has all equal sides is a...

a)

isosceles triangle

b)

scalene triangle

c)

right triangle

d)

equilateral triangle

6.

What is the measurement of a right angle?

a)

70

b)

80

c)

90

d)

180

7.

Which could be the measurement of an acute angle?

a)

0

b)

35

c)

180

d)

90

8.

Which angle type is pictured?

a)

Acute

b)

Right

c)

Obtuse

d)

Straight

9.

Find the measure of angle D.

a)

140 degrees

b)

16 degrees

c)

40 degrees

d)

90 degrees

10.

In a triangle, how many total degrees are there?

a)

100%

b)

180 degrees

c)

it varies

d)

360 degrees

11.

Find the missing angle.

a)

29°

b)

39°

c)

49°

d)

59°

12.

If two of the angles of a triangle are 30 and 70 degrees, the third angle measures...

a)

80

b)

100

c)

60

d)

90

13.

Find the measure of the indicated angle.

a)

145

b)

113

c)

102

d)

78

14.

Find x

a)

52 degrees

b)

31 degrees

c)

103 degrees

d)

45 degrees

15.

What is the measure of the missing angle?

a)

76

b)

86

c)

166

d)

156

16.

What type of angle is shown?

a)

acute

b)

obtuse

c)

right

d)

straight

17.

If m∠XOZ = 74°, find m∠XOY.

a)

37°

b)

74°

c)

90°

d)

148°

18.

What is the measure of the unlabeled angle of the triangle?

a)

90*

b)

82*

c)

98*

d)

75*

19.

.

.

.

.

What is the name of this kind of triangle?

a)

Right

b)

Scalene

c)

Isosceles

d)

Equilateral

20.

Find the missing angle.

a)

29°

b)

39°

c)

49°

d)

59°

21.

A triangle has 2 angle measurements of 45° and 30°. What is the name of the triangle?

a)

Right Isoceles

b)

Acute Scalene

c)

Acute Isosceles

d)

Obtuse Scalene

22.

A triangle has angle measurements of 26°, 59°, and 95°. What kind of triangle is it?

a)

acute triangle

b)

right triangle

c)

obtuse triangle

d)

none of the above

23.
a)

yes

b)

no

24.

What type of angle is this?

a)

acute

b)

obtuse

c)

right

d)

straight

25.

What is the name of the math tool used to measure angles?

a)

ruler

b)

scale

c)

calculator

d)

protractor