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secondary 4 | A Maths
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Can sb help, I rly don’t get the qns at all..thanks!
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
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