N_________________________________D_____________________C____________S__________________
ANGLES ASSESSMENT
DIRECTIONS: Please show all work. That means ANYTHING you do on the calculator or in your head gets
written on this paper. No work = FC. Circle the answers on this test and bubble them in on your bubble sheet.
Good luck! Give 100% Whatever it takes!
5.06.5 Find a missing angle measure in problems involving interior/exterior angles and/or their sums.
Match the vocabulary with the correct meaning.
1) Supplementary angles
A) An angle < 90.
2) Acute angle
B) An angle > 90.
3) Obtuse Angle
C) Two angles that equal 180.
4) Right Angle
D) An angle that is 90.
Match the vocabulary with the correct meaning.
5) Triangle Inequality Theorem
A) An angle that is 180.
6) Interior Angles
B) The angles inside a shape.
7) Exterior Angles
C) The sum of two sides of a triangle must
be greater than the third side.
8) Straight Angle.
D) The angles formed by a line extending
from a shape.
9) Two angles are supplementary. One angle is 95. What is the measure of the other angle?
A) 95
B) 275
C) 265
D) 85
10) Find the measure of <d.
A) 43
137
d
B) 180
C) 223
D) 137
Match the picture on the right with the correct vocabulary word.
11) Right Angle
12) Obtuse Angle
13) Acute Angle
A)
B)
14) If two angles are supplementary, and one is a right angle, then the other angle MUST be:
Hint: Draw a picture to help if this one confuses you.
A) An obtuse angle.
B) A straight angle.
C) A right angle.
D) An acute angle.
C)
15) Find the missing angle measure in this triangle.
<A = 96, <B = 64, <C =
A) 180
B) 20
C) 160
D) 340
16) Find the missle angle measure in this triangle.
A) 128
B) 18
C) 180
D) 52
17) Find the measure of <x.
A) 241
B) 61
C) 119
D) 180
18) Find the measure of <x.
A) 180
B) 61
C) 119
D) 64
19) Find the measure of <p.
A) 70
B) 50
C) 120
D) 60
20) All the angles of a triangle add up to:
A) 90
B) 180
C) 45
D) 360
21) All the angles of a quadrilateral add up to:
A) 90
B) 180
C) 45
D) 360
C
B
A
55
73
A
22) What is the value of x?
A) 300
B) 360
C) 42
D) 60
23) What is the value of ?
A) 360
B) 82
C) 41
D) 272
24) What is the value of the missing exterior angle?
A) 160
B) 80
C) 100
D) 260
25) What is the value of the missing exterior angle?
A) 64
B) 81
C) 85
D) 99
26) What is the value of
A) 64
B) 65
C) 77
D) 128
?
27) Two sides of a triangle are 15 inches and 8 inches. Which of the following can be the value of the third side
of the triangle?
A) 23 inches
B) 9 inches
C) 45 inches
D) 27 inches
28) Which can be the missing side of the triangle?
A) 68 feet
B) 64 feet
C) 60 feet
D) 34 feet
29) Which side lenghths could be the sides of a triangle?
A) 3 inches, 15 inches, 20 inches
B) 9 centimeters, 3 centimeters, 13 centimeters
C) 8 meters, 50 meters, 50 meters
D) 5 yards, 10 yards, 15 yards
30) What is the shortest length the missing side could be?
A) 12 cm
B) 13 cm
C) 10 cm
D) 28 cm
31) Carlos drew a triangle and measured two of the sides to be 8 inches and 12 inches. What has to be true of
the missing side?
A) The third side is equal to 4 inches.
B) The third sides measures less than 4 inches.
C) The third side measures more than 4 inches.
D) The third side is 2.5 inches.
ANSWER KEY
1) C
2) A
3) B
4) D
5) C
6) B
7) D
8) D
9) D
10) A
11) B
12) C
13) A
14) C
15) B
16) D
17) C
18) B
19) D
20) B
21) D
22) D
23) B
24) C
25) D
26) A
27) B
28) D
29) C
30) B
31) C