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secondary 3 | E Maths
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AX
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secondary 3 chevron_right E Maths chevron_right Singapore

Please help me. I can't figure it out. Thanks in advance

Date Posted: 7 months ago
Views: 60

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Jxinlim
Jxinlim's answer
3 answers (Tutor Details)
1st
Using tan rule, to find angle OAN.
To search for radius of circle, which is OA. To help u search the result on further parts.
Angle OAN is twice of angle OCD.
Therefore, use cos rule to get the length of MC.
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Loo Zi Yi (Alex)
Loo Zi Yi (alex)'s answer
24 answers (Tutor Details)
Feel Free to consult me on other questions.