Free Printable Angles and Triangles practice Quizizz

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Angles and Triangles practice Quizizz

Total questions: 69

Worksheet time: 2hrs 18mins

Name

Class

Date

1.

Name this triangle

a)

Acute, Scalene

b)

Obtuse, Scalene

c)

Right, Isosceles

d)

Acute, Equilateral

2.

Which type of triangle is pictured?

a)

Equilateral Triangle

b)

Right Isosceles Triangle

c)

Obtuse Scalene Triangle

d)

Obtuse Equilateral Triangle

3.

How much is the value of X?

a)

45

b)

60

c)

90

d)

15

4.

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

5.

When classifying a triangle by its sides, what type of triangle has exactly two equal sides?

a)

equilateral triangle

b)

isosceles triangle

c)

scalene triangle

d)

none of the above

6.

Which would be the best classification for the triangle shown?

a)

acute isosceles

b)

right scalene

c)

acute scalene

d)

obtuse scalene

7.

Side Classification: (a)

Angle Classification: (b)

Choose from the below words

Isosceles

Acute

Right

Obtuse

Equilateral

Scalene

8.

Classify the triangle by angles and sides.

a)

Right Scalene

b)

Acute Isosceles

c)

Obtuse Isosceles

d)

Equiangular Equilateral

9.

Can the following 3 numbers be side measures of a triangle

7, 5, 4

a)

Yes

b)

No

10.

Can the following 3 numbers be side measures of a triangle

5, 2, 4

a)

Yes

b)

No

11.

Can the following 3 numbers be side measures of a triangle

9, 6, 5

a)

Yes

b)

No

12.

Can the following 3 numbers be side measures of a triangle

4, 7, 8

a)

Yes

b)

No

13.

Can the following 3 numbers be side measures of a triangle

3, 10, 8

a)

Yes

b)

No

14.

Can the following 3 numbers be side measures of a triangle

10, 18, 10

a)

Yes

b)

No

15.

Can the following 3 numbers be side measures of a triangle

1, 13, 13

a)

Yes

b)

No

16.

Can the following 3 numbers be side measures of a triangle

11, 12, 9

a)

Yes

b)

No

17.

Can the following 3 numbers be side measures of a triangle

3, 6, 2

a)

Yes

b)

No

18.

What is the missing Angle?

4 lines

19.

What is the missing Angle?

4 lines

20.

What is the missing Angle?

4 lines

21.

What is the missing Angle?

4 lines

22.

In a triangle, what is the sum of the interior angles?

a)

100%

b)

180 degrees

c)

it varies

d)

360 degrees

23.

Triangle DEF has a missing angle measure. If the m∠E is 93 degrees and the m∠F is 24 degrees. What is the measure of angle D?

a)

63

b)

36

c)

90

d)

76

24.

Triangle DEF. If the m∠E is 60 degrees and the m∠F is 60 degrees. What type of triangle is this?

a)

acute, isosceles

b)

obtuse, isosceles

c)

acute, equilateral

d)

acute, scalene

25.

Which theorem is used in the folowing example?
BA = 12 cm
∠A = 70°
AC = 8 cm

a)

SSS

b)

SAS

c)

ASA

d)

AAS

26.

If angle A is 45 degrees, angle B is 45 degrees, and line AB is 5 cm, how many triangles can you create?

a)

Only 1 unique triangle

b)

Multiple triangles

c)

No triangles

27.

Given three angle measures, how many triangles can you create?

a)

One unique triangle

b)

Multiple triangles

c)

No triangles

28.

In a triangle, if angle A is 45 degrees, angle C is 45 degrees, and line AB is 5 cm, how many triangles can you create?

a)

one unique triangle

b)

multiple triangles

c)

no triangles

29.

How many triangles can be created with the side lengths of 3 cm, 4cm, and 5 cm?

a)

Only 1 unique triangle

b)

multiple triangles

c)

no triangles

30.

How many triangles can be created when you know two angles and 1 included side?

a)

Only 1 unique triangle

b)

multiple triangles

c)

no triangles

31.

How many triangles exist with the following angle measures?

100°, 100°, 50°

a)

No triangle exists with the given angle measures.

b)

More than one triangle exists with the given angle measures.

c)

Exactly one unique triangle exists with the given angle measures.

32.

How many triangles can be created when you know two sides and 1 included angle?

a)

Only 1 unique triangle

b)

multiple triangles

c)

no triangles

33.

How many triangles can be created when you know all three angles?

a)

Only 1 unique triangle

b)

multiple triangles

c)

no triangles

34.

How many triangles can be created when you know two angles and one non-included side?

a)

Only 1 unique triangle

b)

multiple triangles

c)

no triangles

35.

How many triangles can be created when you know two sides and one non-included angle?

a)

Only 1 unique triangle

b)

multiple triangles

c)

no triangles

36.

How many triangles exist with the given angle measures? 55°, 45°, 90°

a)

No triangle exists

b)

Exactly one unique triangle exists

c)

More than one triangle exists

37.

Does a triangle with these side lengths exist?
33, 16, 17

a)

Yes

b)

No

c)

I don't know.

38.

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

39.

Find the measure of each angle indicated.

a)

139°

b)

66°

c)

138°

d)

116°

40.

Which choice shows three lengths that cannot be the lengths of the three sides of a triangle?

a)

2 cm, 8 cm, 8 cm

b)

2 cm, 3 cm, 6 cm

c)

4 cm, 5 cm, 7 cm

d)

5 cm, 6 cm, 9 cm

41.

Which theorem is used in the following example?
∠B = 30°
∠C = 80°
CA = 8 cm

a)

SSS

b)

SAS

c)

ASA

d)

AAS

42.

Which theorem is used in the following example?
AB = 12 cm
BC = 10 cm
CA = 8 cm

a)

SSS

b)

SAS

c)

ASA

d)

AAS

43.

Which theorem is used in the following example?
AB = 12 cm
BC = 10 cm
CA = 8 cm

a)

SSS

b)

SAS

c)

ASA

d)

AAS

44.

Which angles are vertical angles?

a)

$\angle8\ \ and\ \angle7$

b)

$\angle8\ and\ \angle6$

c)

$\angle8\ and\ \angle5$

45.

Which angle is a vertical angle to with $\angle7$ ?

a)

$\angle1$

b)

$\angle5$

c)

$\angle3$

d)

$\angle6$

e)

$\angle9$

46.

a)

x = 118

b)

x = 108

c)

x = 28

d)

x = 58

e)

x = 62

47.

Find the missing angle. Find x.

a)

20^o

b)

70^o

c)

160^o

d)

180^o

48.

This is what kind of angle?

a)

obtuse

b)

right

c)

straight

d)

acute

49.

What angle is vertical to angle 2?

a)

∠4

b)

∠1

c)

∠2

d)

∠5

50.

Which are pairs of vertical angles?

a)

∠COB and ∠COA

b)

∠AOD and ∠AOC

c)

∠COB and ∠AOD

d)

∠BOD and ∠AOD

51.

Vertical angles are always

a)

acute

b)

total 180 degrees

c)

congruent (equal measures)

d)

adjacent angles

52.

Name a pairs of vertical angles in the figure.

a)

∠1 and ∠4

b)

∠6 and ∠5

c)

∠2 and ∠4

d)

∠1 and ∠6

53.

What angle pair is pictured?

a)

Alternate Interior Angles

b)

Supplementary Angles

c)

Vertical Angles

d)

Corresponding Angles

54.

Find the missing angle.

a)

60°

b)

70°

c)

50°

d)

140

55.

complementary, supplementary, or neither?

a)

Complementary

b)

Supplementary

c)

Neither

56.

What type of angles are these?

a)

Adjacent Angles

b)

Linear Pair

c)

Complementary Angles

d)

Supplementary Angles

e)

Vertical Angles

57.

Identify the relationship:

a)

vertical

b)

supplementary

58.

a)

Angles 1 and 2 are adjacent angles.

b)

Angles 3 and 4 are complementaryangles.

c)

Angle 5 + 􏰄Angle 6􏰂 = 180􏰍

d)

Angles 3 and 6 are vertical angles.

59.

a)

22 degrees

b)

54 degrees

c)

68 degrees

d)

112 degrees

60.

What is the measure of 􏰑angle HJL?

a)

18 degrees

b)

68 degrees

c)

72 degrees

d)

112 degrees

61.

a)

10

b)

11.4

c)

20

d)

22.6

62.

What is the measure of Angle 􏰑CAD?

a)

12 degrees

b)

18 degrees

c)

34 degrees

d)

38 degrees

63.

a)

124

b)

112

c)

62

d)

56

64.

a)

149

b)

49

c)

31

d)

41

65.

What are supplementary angles?

a)

Angles that add up to 180°

b)

Angles that add up to 90°

c)

Angles that are equal to each other

d)

Angles that are opposite of each other when lines intersect

66.

What are vertical angles?

a)

Angles that are adjacent to each other

b)

Angles that add up to 180°

c)

Angles that are opposite of each other when lines intersect

d)

Angles that add up to 90°

67.

What is the supplement angle to 42°?

a)

48°

b)

138°

c)

100°

d)

Not possible

68.

What does y equal?

a)

82

b)

104

c)

76

d)

14

69.

The Triangle Sum Theorem states that the sum of all angles in a triangle is ______.

a)

45°

b)

90°

c)

180°

d)

360°

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