The angles marked in the diagram above are measured in degrees. Find x

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Mathematics WAEC 1992

The angles marked in the diagram above are measured in degrees. Find x

  • 15o
  • 24o checkmark
  • 30o
  • 36o
  • 48o

The correct answer is: B

Explanation

Sum of exterior angles = 360°

2x + 3x + 2x + 3x + 5x = 360°

15x = 360°

x = 360°/15 = 24°

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