MP (-4;-3)
OK (-5;-12)
MP*OK=20+36=56
MP^2=16+9=25 MP=5
OK^2=144+25=169 OK=13
COSA=56/(13*5)=56/65=0,861
A~30 градусов (30,57)
MP (-4;-3)
OK (-5;-12)
MP*OK=20+36=56
MP^2=16+9=25 MP=5
OK^2=144+25=169 OK=13
COSA=56/(13*5)=56/65=0,861
A~30 градусов (30,57)