Class 9 / IIT Foundation Plus Maths / Foot, Image, Distance And Angle / Distances

Foot, Image ,Distance and Angle

Foot, Image ,Distance and Angle Distances  (1) The perpendicular distance to the line ax+by+c=0 a) from origin is \(\frac{{|c|}}{{\sqrt {{a^2} + {b^2}} }}\) b) from the point \((x_1,y_1)