1.

Sin 15 degree from the functions of 60 degree and 45 degree​

Answer»

sin15=sin(60-45)=sin60cos45-cos60sin45

=(√3/2*1/√2)-(1/2*1/√2)

=√3/2√2 - 1/2√2= (√3-1)/2√2

Hope this is HELPFUL to you

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