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A chord 20cm long subtends an angle of 60° at the circumference of a circle,...

Mathematics
NECO 2005
A chord 20cm long subtends an angle of 60° at the circumference of a circle, what is the diameter of the circle the nearest cm?
  • A. 12cm
  • B. 20cm
  • C. 23cm
  • D. 60cm
  • E. 80cm
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Correct Answer: Option C
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 127076
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 127076
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