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

Mathematics
WAEC 1992

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

  • A. 15o
  • B. 24o
  • C. 30o
  • D. 36o
  • E. 48o
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Correct Answer: Option B
Explanation

Sum of exterior angles = 360°

2x + 3x + 2x + 3x + 5x = 360°

15x = 360°

x = 360°/15 = 24°

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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