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secondary 3 | A Maths
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How to show left side = right side? Please assist, thank you.
Date Posted: 1 year ago
Views: 197
Draw a right angled triangle with any length, a,b and c for the 3 sides. Pi/2 is equivalent to 180 degrees after conversion. So use the ratio to prove LHS and RHS.
E.g. LHS = sin(x) = b/c
RHS = cos(180-x) = b/c
E.g. LHS = sin(x) = b/c
RHS = cos(180-x) = b/c
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