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secondary 4 | A Maths
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Victor Feng
Victor Feng

secondary 4 chevron_right A Maths chevron_right Singapore

Help with 9, 10, 11, 12. Sorry so much qns but I just suck at trigo

Date Posted: 5 years ago
Views: 227

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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
1st
Here are my answers for Q9, Q10 and part of Q11. I have to admit that the questions are much tougher in standard than typical trigonometry questions in A Maths in the O Level exams.

Coming up are the rest of Q11 and Q12.
Eric Nicholas K
Eric Nicholas K
5 years ago
Small correction, obtuse means 90 to 180, not 0 to 180.
Victor Feng
Victor Feng
5 years ago
Thank you very much for your time and effort
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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
Here are my answers for the rest of Q11 and Q12.