Each interior angle of a regular polygon is 140^circ. The number of sides is:

  1. 7
  2. 9
  3. 14
  4. 12
Answer

B) 9

Exterior angle = 180^circ - 140^circ = 40^circ, so n = 36040 = 9. SLO M-09-B-18 · Application

Mathematics MCQ · More Polygons, Triangles and Parallelograms MCQs · Practise