4-Angles in a Triangle re.com

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

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