Y y 1 m x x 1 y - y_1 m x - x_1 y y 1 m x x 1 7. Dx x2 x1 D x x 2 x 1. Use the slope formula.
Slope m tanth y2y1 x2x1 S l o p e m t a n th y 2 y 1 x 2 x 1.
The change in y is -4 - -5 -4 5 1. It doesnt matter how. Hence using these values in a ratio we get. The slope is 24 which of course you can simplify to ½.