Understand the slope formula. A line has a constant slope and is horizontal when m 0. Use the slope formula to find the slope of a line given the coordinates of two points on the line.
The slope formula is m y2-y1 x2-x1 or the change in the y values over the change in the x values.
Calculate the slope from 2 points. The Slope Formula In this lesson students are given the coordinates of two points and are asked to find the slope of the line that passes through the points without graphing. The horizontal line has a zero slope while the vertical. Slope calculator uses coordinates of two points AxAyA A x A y A and BxByB B x B y B in the two-dimensional Cartesian coordinate plane and find the slope coefficient of a line that passes through A A and B B.