RRB NTPC 2026 · Question 57 of 93

If the measure of each exterior angle of a regular polygon is 30°, then the number of sides of the polygon is:

A14
B16
C12Correct
D10

Answer: C. 12

Explanation

Given: Each exterior angle of the regular polygon = 30∘ Concept Used: Sum of exterior angles of a polygon = 360∘ Formula Used: 360∘ Number of sides = Each exterior angle Solution: 360∘ Number of sides = 30∘ = 12 Final Answer: 12

Source: RRB NTPC CBT-I Memory-Based Paper 16 March 2026 S1 (careerpower test-platform compilation) · memory-based

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