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secondary 3 | E Maths
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Brian
Brian

secondary 3 chevron_right E Maths chevron_right Singapore

Q12

Date Posted: 1 month ago
Views: 18
Learningtutor
Learningtutor
1 month ago
In future, please try first by showing your attempted working. This will help your learning more and also allow tutor to understand what you do not know. Have fun learning :)
Eric Nicholas K
Eric Nicholas K
1 month ago
Most of the students here are unlikely to post answers. Sadly it’s the norm here.

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Learningtutor
Learningtutor's answer
6 answers (A Helpful Person)
1st
Use pythagoras theorem to find length of AB. Then recall the meaning and formula for sin, cos and tan, and apply them accordingly. Do not forget the negative sign for part b.