Finding Slope Between Two Points on Coordinate Plane

Calculate the slope of the line through points A and B. Enter the slope in the inputbox. You must press ENTER or RETURN on the keyboard before clicking the Check Answer. Click the check answer button to determine if the answer is correct. Click New Problem to go to a new problem. Click Show Help to view the help items for this problem.
Myrna L. Bornemeier Lux Middle School Lincoln, NE