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Hope this helps! =)
Date Posted:
5 years ago
Erm.... the qns 18b) is just want to find the trigo ratio. Pls correct me if i'm wrong. Sorry
yes, you are correct! only stop at the Ratio answer. However if ever needed to find the angle, the sol is there :)
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2nd quadrant only sin is always positive
Date Posted:
5 years ago