Aeron Sim's answer to Keon Lee's Secondary 3 E Maths question.
done
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Hope this helps. :)
Date Posted:
7 years ago
to add on to (c), EC is the diameter because angles EFD and EBC and 90 degrees and since E, F, B and C lie on a circle, EC is the diameter and its midpoint will be the centre of circle EFBC.
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