4-Isosceles and Equilateral Triangles

Kuta Software - Infinite Geometry

Name___________________________________

Isosceles and Equilateral Triangles

Date________________ Period____

Find the value of x.

1)

2)

7

x

x

6

3)

4)

6

x

4

5)

x

6)

40¡ã

x

x

7)

75¡ã

8)

x

75¡ã

x

54¡ã

9)

10)

65¡ã

x

28¡ã

x

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-1-

Worksheet by Kuta Software LLC

11)

12)

x

120¡ã

148¡ã

x

13)

14)

8

?1 + x

12

15) m¡Ï2 = x + 94

2 x ? 12

16) m¡Ï2 = 4 x ? 2

2

2

68¡ã

47¡ã

17) m¡Ï2 = 12 x + 4

18) m¡Ï2 = 13 x + 3

2

118¡ã

146¡ã

2

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-2-

Worksheet by Kuta Software LLC

Kuta Software - Infinite Geometry

Name___________________________________

Isosceles and Equilateral Triangles

Date________________ Period____

Find the value of x.

7

1)

6

2)

7

x

x

6

6

3)

4

4)

6

x

4

70¡ã

5)

x

75¡ã

6)

40¡ã

x

x

72¡ã

7)

75¡ã

30¡ã

8)

x

75¡ã

x

54¡ã

80¡ã

9)

56¡ã

10)

65¡ã

x

28¡ã

x

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-1-

Worksheet by Kuta Software LLC

122¡ã

11)

60¡ã

12)

x

120¡ã

148¡ã

x

9

13)

12

14)

8

?1 + x

12

15) m¡Ï2 = x + 94

?8

16) m¡Ï2 = 4 x ? 2

2

2 x ? 12

12

2

68¡ã

47¡ã

17) m¡Ï2 = 12 x + 4

10

18) m¡Ï2 = 13 x + 3

11

2

118¡ã

146¡ã

2

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-2-

Worksheet by Kuta Software LLC

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