Question 22

Q1Short answerExercise 10.3

If arcs AXB and CYD of a circle are congruent, find the ratio of AB and CD.

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1:1 9. 60° 14. 30° 15. 100° 16. 50° 17. 40° 19. 278 20. ∠BOC = 66°, ∠AOC = 54°