Two points (8, 3) and (2, 0) have been chosen. Use these coordinates to find the gradient of the line. Image caption, Draw a triangle showing the horizontal movement to the right and the vertical ...

frac{change~in~y}{change~in~x}\) To determine the gradient of a line: choose any two points on the line draw a right-angled triangle from one to the other, using the line as the hypotenuse ...