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secondary 3 | E Maths
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JH
JH

secondary 3 chevron_right E Maths chevron_right Singapore

Pls help asap!! By using consine rule to solve

Date Posted: 2 years ago
Views: 266

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Tzu En
Tzu En's answer
134 answers (Tutor Details)
1st
In order to solve the first part, you need to recognise that u need to find the angle WZY, which is required to find length WY using cosine rule.
JH
JH
2 years ago
thank you so much