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WorksheetsTriangles and Angles
Total questions: 61
Worksheet time: 1hrs 4mins
Name
Class
Date
1.
Which angle type is pictured?
a)
Acute
b)
Right
c)
Obtuse
d)
Straight
2.
Which type of angle is pictured?
a)
Acute
b)
Right
c)
Obtuse
d)
Straight
3.
Find the value of x.
a)
18°
b)
28°
c)
38°
d)
118°
4.
Find the value of x.
a)
38°
b)
52°
c)
142°
d)
152°
5.
Find the missing angle.
a)
60
b)
70
c)
50
d)
140
6.
An angle whose measure is exactly 90 degrees.
a)
acute
b)
vertical
c)
right
d)
straight
7.
How many degrees is a straight angle?
a)
90
b)
360
c)
180
d)
145
8.
In a triangle, how many total degrees are there?
a)
100%
b)
180 degrees
c)
it varies
d)
360 degrees
9.
.
.
What kind of triangle is this?
.
What kind of triangle is this?
a)
Acute
b)
Right
c)
Obtuse
d)
Robot
10.
What kind of triangle is this?
a)
Acute
b)
Super
c)
Right
d)
Obtuse
11.
What is a fancy word for corner?
a)
vertex
b)
jelly bean
c)
hot tub
d)
yellow pot
12.
What shape is this?
a)
Triangle
b)
Circle
c)
Square
d)
Rhombus
13.
Vertices are the corners of shapes.
a)
True
b)
False
14.
This is what kind of angle?
a)
acute
b)
obtuse
c)
right
d)
straight
15.
Right, acute, or obtuse?
a)
Acute
b)
Right
c)
Obtuse
16.
Right, acute, or obtuse?
a)
Right
b)
Acute
c)
Obtuse
17.
Angles are measured using a ______.
a)
compass
b)
protractor
c)
ruler
d)
prospector
18.
Classify this angle.
a)
Right
b)
Straight
c)
Obtuse
d)
Acute
19.
What is the measure of the following angle?
a)
21 degrees.
b)
34 degrees.
c)
70 degrees.
d)
172 degrees.
20.
Name the angle with one arc
a)
< KLN
b)
< LNM
c)
<LMN
d)
< KNL
21.
When classifying a triangle by its angles, what type of triangle has one right angle?
a)
acute triangle
b)
right triangle
c)
obtuse triangle
d)
none of the above
22.
A triangle has angle measurements of 54°, 52°, and 74°. What kind of triangle is it?
a)
acute triangle
b)
right triangle
c)
obtuse triangle
d)
none of the above
23.
A triangle has angle measurements of 163°, 2°, and 15°. What kind of triangle is it?
a)
acute triangle
b)
right triangle
c)
obtuse triangle
d)
none of the above
24.
A triangle has angle measurements of 74°, 90°, and 16°. What kind of triangle is it?
a)
acute triangle
b)
right triangle
c)
obtuse triangle
d)
none of the above
25.
Define Acute
a)
Less than 90
b)
Exactly 90
c)
Greater than 90 and less than 180
d)
Exactly 180
26.
Define Right Angle
a)
Less than 90
b)
Exactly 90
c)
Greater than 90 and less than 180
d)
Exactly 180
27.
Define Straight
a)
Less than 90
b)
Exactly 90
c)
Greater than 90 and less than 180
d)
Exactly 180
28.
Define Obtuse
a)
Less than 90
b)
Exactly 90
c)
Greater than 90 and less than 180
d)
Exactly 180
29.
How many acute angles must an acute triangle have?
a)
2
b)
1
c)
4
d)
3
30.
what kind of triangle is this
a)
right
b)
left
c)
obtuse
d)
acute
31.
What is a vertex?
a)
The point where a ray starts
b)
A point on a line segment
c)
A point where two lines or rays meet or intersect
d)
An angle
32.
What definition best describes a ray?
a)
A line that has two endpoints
b)
A line that has no endpoints
c)
The place where two endpoints meet
d)
A line with one endpoint, that moves in one direction
33.
Which angle is a RIGHT angle?
a)
< HGF
b)
< FHG
c)
< J
d)
< JHI
34.
What kind of triangle is this?
a)
Acute
b)
Right
c)
Sparkly
d)
Obtuse
35.
What is the measure of the angle?
a)
29 degrees.
b)
11 degrees.
c)
171 degrees.
d)
169 degrees.
36.
What is the measure of the following angle?
a)
56 degrees.
b)
180 degrees.
c)
123 degrees.
d)
97 degrees.
37.
The distance around an object is called the
a)
area
b)
perimeter
c)
angle
d)
vertex
38.
The space inside an object is called it's
a)
area
b)
line segment
c)
perimeter
d)
vertex
39.
An Angle measures . . .
a)
How long two rays are . . .
b)
The amount of rotation (or distance) between two rays . . .
c)
Where the vertex is . . .
d)
How far it is to Grandmother's house . . .
40.
The best method for finding what type of triangle you are looking at is to . . .
a)
Take a wild guess
b)
Just stare at it until you just "see" it
c)
Cross out two acute angles, the angle that remains names the Triangle
d)
Call your mom and ask her
41.
Which measurement shows a REFLEX angle?
a)
89 degrees
b)
150 degrees
c)
180 degrees
d)
215 degrees
42.
An angle whose measure is exactly 90 degrees.
a)
acute
b)
vertical
c)
right
d)
straight
43.
What is the measure of the following angle?
a)
56 degrees.
b)
180 degrees.
c)
123 degrees.
d)
97 degrees.
44.
What is the measure of the following angle?
a)
11 degrees.
b)
40 degrees.
c)
67 degrees.
d)
168 degrees.
45.
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
46.
Name the figure
a)
Line ST
b)
Line TS
c)
Ray ST
d)
Ray TS
47.
a)
60
b)
50
c)
130
d)
40
48.
a)
35
b)
135
c)
45
d)
50
49.
a)
51
b)
61
c)
71
d)
88
50.
a)
53
b)
63
c)
73
d)
83
51.
What is the measure of this angle?
a)
65
b)
55
c)
125
d)
54
52.
What is the measure of this angle?
a)
160
b)
15
c)
165
d)
175
53.
complementary, supplementary, or neither?
a)
Complementary
b)
Supplementary
c)
Neither
54.
complementary, supplementary, or neither?
a)
Complementary
b)
Supplementary
c)
Neither
55.
complementary, supplementary, or neither?
a)
Complementary
b)
Supplementary
c)
Neither
56.
Angle PTQ is
a)
obtuse
b)
acute
c)
right
d)
straight
57.
Angle STQ is
a)
obtuse
b)
acute
c)
right
d)
straight
58.
Angle PTQ can also be named
a)
Angle QTP
b)
Angle TPQ
c)
Angle QPT
59.
Angle RTS can also be named
a)
Angle STR
b)
Angle SRT
c)
Angle RST
60.
If I wanted to name the green angle, which of these options would be acceptable?
a)
∠HLG
b)
∠KGH
c)
∠LHG
d)
∠HGL
61.
I I wanted to name the blue+red angle, which of these names would be acceptable?
a)
∠L
b)
∠LHG
c)
∠HLK
d)
∠GKL
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