Question

sin270+cos360=?find it

Answer 1

hlo good morning.............

On the trig unit circle,

sin (270) = sin (90 + 180) = - sin 90 = - 1

Cos360= Cos(360+0)=Cos0=1

so -1+1=0 answer

Answer 2

sin270= -cos90

cos360= cos0

therefore ans= -1+1 =0

hope it helps