4-Angles in a Triangle re.com
[Pages:6]Kuta Software - Infinite Geometry
Angles in a Triangle
Find the measure of each angle indicated.
1)
65?
?
57?
3)
20?
130?
?
5)
137?
102?
?
7)
30?
?
20?
Name___________________________________ Date________________ Period____
2)
40?
?
4)
?
85? 50?
6)
35?
?
100?
8)
155? 60?
?
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-1-
Worksheet by Kuta Software LLC
9)
39?
?
20?
40?
11)
86?
?
84? 36?
13)
115? 85?
155?
?
15)
45?
68?
100?
60?
?
10)
65? 60?
35?
50?
?
12)
27?
?
35?
23?
14)
156?
?
20?
35?
16)
45?
68? 79?
?
75?
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-2-
Worksheet by Kuta Software LLC
Solve for x. 17)
55? x + 74
54?
19)
64? 27?
97 + x
Find the measure of angle A. 21)
x + 59
84? x + 51 A
23)
A
3x - 6
130?
8x + 4
18)
8x + 2
70?
60?
20)
x + 51
80?
60?
22)
x + 37 x + 67 A
24)
A
4x + 17
x + 23 80?
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-3-
Worksheet by Kuta Software LLC
Kuta Software - Infinite Geometry
Angles in a Triangle
Find the measure of each angle indicated.
1)
65?
?
57?
58?
3)
20?
30? 5)
130?
?
137?
102?
?
145?
7)
30?
?
20?
130?
Name___________________________________ Date________________ Period____
2)
40?
?
50?
4)
85?
?
50?
45?
6)
?
35?
135? 8)
155?
100?
60?
?
85?
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-1-
Worksheet by Kuta Software LLC
9)
39?
?
20?
40?
21?
11)
86?
?
84? 36?
64? 13)
155? 115?
85?
?
85?
15)
45?
60?
137?
68?
100?
?
10)
65?
60?
70? 12)
27?
35? 50?
?
?
35?
23?
31?
14)
156?
?
20?
35?
31?
16)
45?
75?
109?
68?
79?
?
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-2-
Worksheet by Kuta Software LLC
Solve for x. 17)
55? x + 74
54?
-3
19)
64? 27?
97 + x
-6
Find the measure of angle A. 21)
x + 59
84? x + 51 A
44?
23)
A
3x - 6
130?
8x + 4
30?
18)
8x + 2
70?
60?
6
20)
x + 51
80?
60?
-11
22)
x + 37 A
30?
x + 67
24)
A
4x + 17
x + 23 80?
35?
Create your own worksheets like this one with Infinite Geometry. Free trial available at
?K a25041P1E CKCuCtWae USeo8fOtdwCazrHer WLFLxCy.z 4 4AllCl2 CrWiDgXhvtVsd crPeusFeSrmv0endz.B i wMMaiddem nw2ictahy mIlnZf4iInTiBt1eO iGkeHoQmyeXtBrRy6.8
-3-
Worksheet by Kuta Software LLC
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