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IKMC 2005 - Grades 7-8 - Self-study Question 20

IKMC · IKMC 2005 - Grades 7-8 - Self-study

Question 20

A lies on a circle with centre O. What fraction of the circle consists of points closer to O than to A?
  1. $\frac34$
  2. $\frac23$
  3. $\frac12$
  4. $\frac56$