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CDS 2022 · PYQ · Geometry · medium

What is the ratio of interior angle to exterior angle of a regular polygon of n sides?

Answer

The correct answer is C: (n-2)/2. Interior angle = (n-2)×180°/n, exterior angle = 360°/n. Their ratio is (n-2)/2.

  1. A.2(n-2)/3
  2. B.(n-1)/2
  3. C.(n-2)/2✓ Correct
  4. D.n

Explanation

Interior angle = (n-2)×180°/n, exterior angle = 360°/n. Their ratio is (n-2)/2.
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