Day 9 Sum of Angles, Isosceles and Equilateral Triangles

Geometry

Name___________________________________ ID: 1

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Sum of Angles, Isosceles and Equilateral Triangles

Date________________

Find the measure of each angle indicated.

1)

?

98?

37?

2)

?

130? 25?

3)

?

60?

Solve for x. 4)

15x

80?

40?

5)

75?

65?

x + 45

6)

40?

x + 59

7)

50?

80? 5x - 5

Worksheet by Kuta Software LLC

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8)

21x + 1 35?

60?

Find the measure of angle A. 9)

A

8x + 3

5x + 15

45?

10)

A x + 52 x + 51 85?

Find the value of x. 11)

x

11

12)

10

x

13)

x 12

14)

28?

x

15)

72?

x

16)

x

53?

Worksheet by Kuta Software LLC

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17)

x

60?

19)

55?

x

18)

50?

x

20)

x

50?

21) m 2 = 2x + 4

2 28?

22) m 2 = 6x + 5

2 71?

23) m 2 = 6x

2 72?

24) m 2 = 3x + 9

2 90?

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Worksheet by Kuta Software LLC

Geometry

Name___________________________________ ID: 1

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Sum of Angles, Isosceles and Equilateral Triangles

Date________________

Find the measure of each angle indicated.

1)

?

98?

37?

2)

?

25?

130? 25?

45?

3)

?

60?

30?

Solve for x. 4)

15x

80?

40?

4

5)

75?

65?

x + 45

-5

6)

40? x + 59

-9

7)

50?

80? 5x - 5

11

Worksheet by Kuta Software LLC

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8)

21x + 1 35?

60?

4

Find the measure of angle A. 9)

A

8x + 3

5x + 15

45?

75?

10)

A

x + 52 x + 51 85?

48?

Find the value of x. 11)

x

11

11

12)

10

x

10

13)

x 12

12

14)

28?

x

76?

15)

72?

x

54?

16)

x

53?

74?

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Worksheet by Kuta Software LLC

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