Free Printable Triangles and polygons

1.

.
.
.
.
What is the name of this kind of triangle?

a)

Right

b)

Scalene

c)

Isosceles

d)

Equilateral

2.

.
.
What kind of triangle is this?

a)

Acute

b)

Right

c)

Obtuse

d)

Robot

3.

What kind of triangle is this?

a)

Acute

b)

Super

c)

Right

d)

Obtuse

4.

.
.
.
What is the name of this kind of triangle?

a)

Right

b)

Scalene

c)

Isosceles

d)

Equilateral

5.

What kind of triangle is this?

a)

Acute

b)

Right

c)

Sparkly

d)

Obtuse

6.

How many acute angles must an acute triangle have?

a)

2

b)

1

c)

4

d)

3

7.

Find the measure of the indicated angle.

a)

95

b)

85

c)

35

d)

45

8.

Find the measure of the indicated angle.

a)

26

b)

36

c)

85

d)

144

9.

Find the measure of angle D.

a)

140 degrees

b)

16 degrees

c)

40 degrees

d)

90 degrees

10.

Find the missing angle.

a)

29°

b)

39°

c)

49°

d)

59°

11.

How are triangles classified?

a)

equal sides and types of angles

b)

number of sides and number of angles

c)

color and size

d)

angles

12.

An EQUILATERAL triangle has ___________.

a)

3 equal sides

b)

4 equal sides

c)

no equal sides

d)

2 equal sides

13.

A SCALENE triangle has _____________.

a)

3 equal sides

b)

4 equal sides

c)

no equal sides

d)

2 equal sides

14.

An ISOSCELES triangle has _____________.

a)

3 equal sides

b)

4 equal sides

c)

no equal sides

d)

2 equal sides

15.

An ACUTE triangle has ________________.

a)

1 acute angle

b)

2 acute angles

c)

3 acute angles

d)

no acute angles

16.

What type of triangle?

a)

Acute

b)

Obtuse

c)

Right

d)

Isosceles

17.

What type of triangle is this?

a)

obtuse

b)

equilateral

c)

acute

d)

right

18.

What type of triangle is this?

a)

Acute

b)

Isosceles

c)

Right

d)

scalene

19.

What type of triangle is this?

a)

Obtuse

b)

Right

c)

scalene

d)

isosceles

20.

This is . . .

a)

a scalene triangle

b)

an acute triangle

c)

an isosceles triangle

d)

an obtuse triangle

21.

This is . . .

a)

an acute triangle

b)

an obtuse triangle

c)

a right triangle

d)

an equilateral triangle

22.

this is . . .

a)

an acute triangle

b)

an obtuse triangle

c)

a right triangle

d)

an isosceles triangle

23.

This is . . . (chose two)

a)

an acute triangle

b)

an obtuse triangle

c)

a equilateral triangle

d)

an isosceles triangle

24.

This is . . . (chose two)

a)

a scalene triangle

b)

an obtuse triangle

c)

a equilateral triangle

d)

an isosceles triangle

25.

This is . . . (chose two)

a)

a scalene triangle

b)

an obtuse triangle

c)

an equilateral triangle

d)

an acute triangle

26.

This is . . .

a)

a scalene triangle

b)

an obtuse triangle

c)

an equilateral triangle

d)

a right triangle

27.

Find the missing angle indicated.

a)

180

b)

53

c)

30

d)

97

28.

Find the missing angle indicated.

a)

53

b)

97

c)

30

d)

20

29.

Find the missing angle indicated.

a)

127

b)

97

c)

53

d)

30

30.

Find the missing angle indicated.

a)

65

b)

115

c)

40

d)

83

31.

Find the missing angle indicated.

a)

65

b)

97

c)

40

d)

83

32.

Find the missing angle indicated.

a)

55

b)

97

c)

65

d)

83

33.

Find the missing angle indicated.

a)

32

b)

180

c)

65

d)

83

34.

Identify the type of triangle.

a)

Acute

b)

Right

c)

Obtuse

35.

Identify the type of triangle.

a)

Acute

b)

Right

c)

Obtuse

36.

Identify the type of triangle.

a)

Acute

b)

Right

c)

Obtuse

37.

Identify the type of triangle.

a)

Equilateral

b)

Isoceles

c)

Scalene

38.

Identify the type of triangle.

a)

Equilateral

b)

Isoceles

c)

Scalene

39.

∠2 & ∠6 are...

a)

Supplementary angles

b)

Vertical angles

c)

Corresponding angles

d)

Alternate interior angles

40.

∠3 & ∠6 are...

a)

Supplementary angles

b)

Vertical angles

c)

Corresponding angles

d)

Alternate interior angles

41.

Name the alternate interior angle to angle 3.

a)

4

b)

5

c)

6

d)

8

42.

Name the angle relationship.

a)

Alternate Interior

b)

Alternate Exterior

c)

Corresponding

d)

Vertical Angles

43.

Name the angle relationship.

a)

Alternate Exteriors

b)

Alternate Interiors

c)

Corresponding

d)

Consecutive Interiors

44.

Angle C and P are...

a)

Alternate Interior Angles

b)

Consecutive Interior Angles

c)

Corresponding Angles

d)

Alternate Exterior Angles

45.

Angle R and C are...

a)

Alternate Interior Angles

b)

Consecutive Interior Angles

c)

Corresponding Angles

d)

Alternate Exterior Angles

46.

Angle S and A are...

a)

Alternate Interior Angles

b)

Consecutive Interior Angles

c)

Corresponding Angles

d)

Alternate Exterior Angles

47.

a)

alternate interior

b)

vertical

c)

corresponding

d)

consecutive interior

48.

a)

Alternate interior angles

b)

alternate exterior angles

c)

corresponding angles

d)

vertical angles

49.

Two lines going the exact same way and will never intersect

a)

Alternate exterior angles

b)

Parallel lines

c)

Alternate interior angles

d)

Vertical lines

50.

a)

∠B=82°

b)

∠B=98°

c)

∠B=180°

d)

∠B=8°

51.

a)

∠C=116°

b)

∠C=64°

c)

∠C=180°

d)

∠C=26°

52.

a)

∠L=51°

b)

∠L=129°

c)

∠L=180°

d)

∠L=39°

53.

a)

∠1 & ∠8
are supplementary angles

b)

∠2 & ∠3
are supplementary angles

c)

∠4 & ∠5
are supplementary angles

d)

∠7 & ∠8
are supplementary angles

54.

∠2 & ∠6 are...

a)

Supplementary angles

b)

Vertical angles

c)

Corresponding angles

d)

Alternate interior angles

55.

∠3 & ∠6 are...

a)

Supplementary angles

b)

Vertical angles

c)

Corresponding angles

d)

Alternate interior angles

56.

Name the alternate interior angle to angle 3.

a)

4

b)

5

c)

6

d)

8

57.

Name the angle relationship.

a)

Alternate Interior

b)

Alternate Exterior

c)

Corresponding

d)

Vertical Angles

58.

Name the angle relationship.

a)

Alternate Exteriors

b)

Alternate Interiors

c)

Corresponding

d)

Consecutive Interiors

59.

Name the angle relationship.

a)

Alternate Interior

b)

Alternate Exterior

c)

Corresponding

d)

Vertical Angles

60.

Angle C and P are...

a)

Alternate Interior Angles

b)

Consecutive Interior Angles

c)

Corresponding Angles

d)

Alternate Exterior Angles

61.

Angle P and A are...

a)

Alternate Interior Angles

b)

Consecutive Interior Angles

c)

Corresponding Angles

d)

Alternate Exterior Angles

62.

Angle S and A are...

a)

Alternate Interior Angles

b)

Consecutive Interior Angles

c)

Corresponding Angles

d)

Alternate Exterior Angles

63.

a)

alternate interior

b)

vertical

c)

corresponding

d)

consecutive interior

64.

a)

∠I=105°

b)

∠I=75°

c)

∠I=15°

d)

∠I=5x°

65.

a)

Alternate interior angles

b)

alternate exterior angles

c)

corresponding angles

d)

vertical angles

66.

Angle Q and B are...

a)

Alternate Interior Angles

b)

Consecutive Interior Angles

c)

Corresponding Angles

d)

Alternate Exterior Angles

67.

Angle R and C are...

a)

Alternate Interior Angles

b)

Consecutive Interior Angles

c)

Corresponding Angles

d)

Alternate Exterior Angles

68.

Angle P and A are...

a)

Alternate Interior Angles

b)

Consecutive Interior Angles

c)

Corresponding Angles

d)

Alternate Exterior Angles

69.

Angle S and A are...

a)

Alternate Interior Angles

b)

Consecutive Interior Angles

c)

Corresponding Angles

d)

Alternate Exterior Angles

70.

∠2 & ∠6 are...

a)

Supplementary angles

b)

Vertical angles

c)

Corresponding angles

d)

Alternate interior angles

71.

∠6 & ∠7 are...

a)

Supplementary angles

b)

Vertical angles

c)

Corresponding angles

d)

Alternate interior angles

72.

∠3 & ∠6 are...

a)

Supplementary angles

b)

Vertical angles

c)

Corresponding angles

d)

Alternate interior angles

73.

What is the sum of the interior angles for a 24-gon

a)

3960

b)

360

c)

15

d)

4280

74.

What is the name of a 7 sided polygon?

a)

hexagon

b)

heptagon

c)

octagon

d)

nonagon

75.

Find the value of X.

a)

100°

b)

110°

c)

150°

d)

168°

76.

Find the value of X.

a)

60

b)

120

c)

85

d)

55

77.

What do you call a polygon with "n" sides?

a)

n-gon

b)

There is no name for it

c)

nonagon

d)

polygon

78.

What is the SUM of the angle measures in a nonagon (9 sides)?

a)

1440°

b)

900°

c)

1080°

d)

1260°

79.

What is the measure of ONE interior angle in a regular pentagon (5-sides)?

a)

90°

b)

108°

c)

120°

d)

180°

80.

What is the measure of ONE interior angle in a regular hexagon (6 sides)?

a)

60°

b)

80°

c)

108°

d)

120°

81.

What is the sum of the interior angles for a 24-gon

a)

3960

b)

360

c)

15

d)

4280

82.

What is the SUM of the angle measures in a triangle (3 sides)?

a)

60°

b)

90°

c)

120°

d)

180°

83.

What is the SUM of the angle measures in a hexagon (6 sides)?

a)

720°

b)

1080°

c)

600°

d)

540°

84.

What is the SUM of the angle measures in a nonagon (9 sides)?

a)

1440°

b)

900°

c)

1080°

d)

1260°

85.

Find the value of X.

a)

100

b)

120

c)

125

d)

130

86.

Is the figure a polygon? Is it convex or concave?

a)

Not a polygon, convex

b)

Polygon, convex

c)

Not a polygon

d)

Polygon, concave

87.

Find the value of X.

a)

100°

b)

110°

c)

150°

d)

168°

88.

Find the measure of angle K.

a)

9

b)

97°

c)

48°

d)

79°

89.

Find the value of x.

a)

138

b)

540

c)

64

d)

128

90.

Find the value of X

a)

94

b)

25

c)

36

d)

180

91.

Find the value of y.

a)

110

b)

90

c)

130

d)

120

92.

Find the value of x.

a)

5

b)

75

c)

51

d)

81

93.

What is the SUM of the angle measures in a nonagon (9 sides)?

a)

1440°

b)

900°

c)

1080°

d)

1260°

94.

What is the SUM of the angle measures in a hexagon (6 sides)?

a)

720°

b)

1080°

c)

600°

d)

540°

95.

What is the SUM of the angle measures in a triangle (3 sides)?

a)

60°

b)

90°

c)

120°

d)

180°

96.

What is the measure of ONE interior angle in a regular pentagon (5-sides)?

a)

90°

b)

108°

c)

120°

d)

180°

97.

What is the measure of ONE interior angle in a regular hexagon (6 sides)?

a)

60°

b)

80°

c)

108°

d)

120°

98.

What is the measure of ONE interior angle in a regular triangle (3 sides)?

a)

15°

b)

30°

c)

60°

d)

90°

99.

Find the angle SUM of the interior angles of the polygon.

a)

720°

b)

900°

c)

1080°

d)

1260°

100.

Find the value of X

a)

94

b)

25

c)

36

d)

180

101.

What is the name of a 7 sided polygon?

a)

hexagon

b)

heptagon

c)

octagon

d)

nonagon

102.

What is the SUM of the angle measures in a nonagon (9 sides)?

a)

1440°

b)

900°

c)

1080°

d)

1260°

103.

Find the value of X

a)

94

b)

25

c)

36

d)

180

104.

What is the measure of each interior angle of a Regular Polygon?

a)

S = (n-2)*180

b)

S = ((n-2)*180)/n

c)

S = (n-2)*360

d)

360/n

105.

What is the measure of ONE interior angle of a regular octagon?

a)

135

b)

180

c)

145

d)

190

106.

What is the sum of exterior angles of a pentagon?

a)

180

b)

360

c)

540

d)

760

107.

What is the measure of ONE interior angle of a regular 20-gon?

a)

90

b)

146

c)

162

d)

122

108.

Solve for a.

a)

90°

b)

180°

c)

270°

d)

80°

109.

Solve for the missing variable.

a)

255°

b)

90°

c)

60°

d)

105°

110.

Solve for a.

a)

90°

b)

180°

c)

270°

d)

80°

111.

Find the measure of the angle x.

a)

105

b)

115

c)

65

d)

75

112.

Find the missing angle.

a)

75

b)

85

c)

100

d)

45

113.

Find the angle Find the angle sum of the interior angles of the polygon. of the polygon.

a)

720°

b)

900°

c)

1080°

d)

1260°

114.

Find the angle sum of the interior angles of the polygon.

a)

180°

b)

540°

c)

720°

d)

1080°

115.

Find the interior angle measure of a polygon with an exterior angle of 165 degrees?

a)

180

b)

15

c)

360

d)

195

116.

What is the measure of one interior angle of a regular hexagon?

a)

120

b)

60

c)

45

d)

135

117.

What is the sum of the exterior for any polygon?

a)

180

b)

1260

c)

360

d)

9

118.

What is the formula for the sum of the interior?

a)

S=360

b)

S=180(n-2)

c)

n=360/ext. angle

d)

1 int. angle + 1 ext. angle=180

119.

How many sides does a Heptagon have?

a)

5

b)

7

c)

8

d)

10

120.

How many sides does Dodecagon have?

a)

12

b)

3

c)

5

d)

10

121.

How many sides does a pentagon have?

a)

7

b)

6

c)

5

d)

3

122.

Find the measure of one interior angle of a regular pentagon

a)

72

b)

108

c)

144

d)

180

123.

What is the sum of the interior angles of a hexagon?

a)

360

b)

540

c)

720

d)

1440

124.

6 sided shape

a)

Octagon

b)

Hexagon

c)

Heptagon

d)

Decagon

125.

9 sided shape

a)

nonagon

b)

hexagon

c)

octagon

d)

dodecagon

126.

What is this shape?

a)

Decagon

b)

Hexagon

c)

Octagon

d)

Nonagon

127.

REGULAR in Maths means...

a)

Normal

b)

Two sides have the same length

c)

All sides are equal and all angles are equal

d)

It has right angles

128.

Determine the measure of the indicated angle.

a)

119°

b)

61°

129.

Determine the measure of the indicated angle.

a)

86°

b)

94°

130.

Determine the measure of the indicated angle.

a)

109°

b)

71°

131.

Determine the measure of one interior angle in regular heptagon.

a)

128.6°

b)

51.4°

c)

360°

d)

900°

132.

Determine the measure of the indicated angle.

a)

127°

b)

53°

133.

Determine the measure of one exterior angle in regular octagon.

a)

135°

b)

45°

c)

360°

d)

1080°

134.

Determine the interior angle sum for a regular hexagon.

a)

120°

b)

60°

c)

360°

d)

720°

135.

Determine the measure of the indicated angle.

a)

92°

b)

94°

c)

42°

d)

47°

136.

Find the value of x.

a)

74

b)

42

c)

180

d)

222

137.

Find the value of x.

a)

16

b)

16.7

c)

43.3

d)

49

138.

Find the value of x.

a)

50

b)

10

c)

4

d)

80

139.

Find the value of x in the parallelogram RSTU.

a)

132

b)

75

c)

50

d)

12

140.

Determine the measure of angle d.

a)

144°

b)

36°

c)

72°

d)

18°

141.

A floor tiler has 16 boxes of regular dodecagon tiles and 18 boxes of square tiles. Each tile has the same side length. What type of regular polygon doe she need to buy to complete a regular tiling pattern?

a)

hexagon

b)

equilateral triangle

c)

pentagon

d)

square

142.

Find the value of x.

a)

-3

b)

11

c)

99

d)

20.6

143.

What is the sum of the measures of all the interior angles of a triangle?

a)

120°

b)

180°

c)

240°

d)

360°

144.

What is the sum of all angles?

a)

180

b)

720

c)

360

d)

Can't tell

145.

What is the sum of all angles?

a)

144

b)

1800

c)

1440

d)

12

146.

What is the measure of ONE interior angle in a regular hexagon (6 sides)?

a)

60°

b)

80°

c)

108°

d)

120°

147.

What is the SUM of the angle measures in a nonagon (9 sides)?

a)

1440°

b)

900°

c)

1080°

d)

1260°

148.

Find the value of X.

a)

100

b)

120

c)

125

d)

130

149.

How many sides does a Quadrilateral have?

a)

4

b)

3

c)

6

d)

9

150.

What is the sum of the interior angles for a 24-gon?

a)

3960

b)

360

c)

15

d)

4280

151.

What is a polygon?

a)

A closed plane figure made up of line segments

b)

An open plane figure made up of line segments

c)

A closed plane figure made up of rays

d)

An open plane figure made up of rays

152.

The following polygon is a Regular Pentagon. Find the measure of EACH EXTERIOR angle of the polygon.

a)

50°

b)

55°

c)

72°

d)

355°

153.

Find the measure of EACH EXTERIOR angle of a 36-gon.

a)

10°

b)

15°

c)

18°

d)

20°

154.

What is the measure of EACH EXTERIOR angle of a 20-gon?

a)

14°

b)

15°

c)

17°

d)

18°

155.

Find the measure of EACH EXTERIOR angle of a 18-gon.

a)

160°

b)

360°

c)

20°

d)

2280°

156.

Find the value of y.

a)

125

b)

135

c)

140

d)

110

157.

Solve for the missing variable.

a)

255°

b)

90°

c)

60°

d)

105°

158.

Solve for x.

a)

220

b)

110

c)

250

d)

125

159.

Solve for x.

a)

150

b)

72

c)

30

d)

20

160.

Solve for x.

a)

12

b)

10

c)

25

d)

5

Triangles and polygons

Total questions: 160

Worksheet time: 2hrs 0mins

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