The angular coefficient of straight online calculator

Online calculator which will help you to find the slope of a straight line.
The angular coefficient of the straight line is the equation of a straight line on the coordinate plane is numerically equal to the tangent of the smallest component rotation of the axis (Ox) to the axis (Oy) between the positive direction of x-axis and the straight line.

Specify points (X1, Y1):

Specify points (X2, Y2):

Angular coefficient (k):