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secondary 4 | A Maths
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Christmas MT
Christmas MT

secondary 4 chevron_right A Maths chevron_right Singapore

Can sb help, I rly don’t get the qns at all..thanks!

Date Posted: 5 years ago
Views: 249
snell
Snell
5 years ago
draw a right angled triangle ,
put in θ,
put p²-q² in opp side,
and p²+q² in hypo side.

find adj side using pythagoras theorem

once u got all sides, u can find
(a) cotθ = adj/opp

(b) cosθ = adj/hypo
Christmas MT
Christmas MT
5 years ago
Ohhh now I see it. Thank you. :>

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Dave Tan Kai Hon
Dave Tan Kai Hon's answer
27 answers (Tutor Details)
1st
Here you go, hope this helps you! :)
Christmas MT
Christmas MT
5 years ago
Thank you for the answer, it was very well explained :)