help pls i forgot how to do these kinda qns help thanks

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secondary 3 | E Maths
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secondary 3 E Maths Singapore

help pls i forgot how to do these kinda qns help thanks

Date Posted: 2 years ago

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Date Posted: 2 years ago

Choot

2 years ago

oh i just realised my calculator was in radians mode thats why my answer was so off...but thankyouu:))