Eric Nicholas K's answer to Tee Yuan Qin's Secondary 4 E Maths Singapore question.

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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
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An idea you can look at. For your presentation, the proof of the Midpoint Theorem need not be quoted (it’s not a requirement in the O Levels).

You can further truncate any unnecessary step(s) in my working.