Search SchoolNGR

Monday, 02 March 2026
Register . Login

On a pie chart there are six sectors of which four angles are 30°, 45°, ...

On a pie chart there are six sectors of which four angles are 30°, 45°, 60°, 90° and the remaining two angles are in the ratio 2:1. Find the smallest angles of the remaining two angles.
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A 15o
  • B 30o
  • C 45o
  • D 60o
Correct Answer: Option C
Explanation:
30 + 45 + 60 + 90 + 2x + x = 360°
225 + 3x = 360
3x = 360 - 225
3x = 135
x = 45°

Share question on: