An exterior angle of a regular polygon is 22.5°. Find the number of sides.

MATHEMATICS
WAEC 2022

An exterior angle of a regular polygon is 22.5°. Find the number of sides.

  • A. 13
  • B. 14
  • C. 15
  • D. 16

Correct Answer: D. 16

Explanation

The sum of exterior angles of a polygon is 360°

\(\frac{360}{22.5}\) = 16 sides



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