sin(300)= -sqrt(3)/2 cos(300)=1/2
sin(315)=-sqrt(2)/2 cos(315)=sqrt(2)/2
sin(330)=-1/2 cos(330)=sqrt(3)/2
sin(360)=0 cos(360)=1
sin(300)= -sqrt(3)/2 cos(300)=1/2
sin(315)=-sqrt(2)/2 cos(315)=sqrt(2)/2
sin(330)=-1/2 cos(330)=sqrt(3)/2
sin(360)=0 cos(360)=1