How do I find the value of sin 45+cos 60?

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Answer 1 · 2015-09-26T06:34:51

The answer is #1.20#

#sin45^"o"=0.71#
#cos60^"o"=0.50#

#0.71+0.50=1.20#

Answer 2 · 2015-09-26T15:08:04

#(1+sqrt(2))/2#

assuming the values are in degrees,
#sin(45)=sin(pi/4)=sqrt(2)/2#
#cos(60)=cos(pi/3)=1/2#
so
#sin(45)+cos(60)=sqrt(2)/2 + 1/2#
#=(1+sqrt(2))/2#