Slope calculator finds the steepness of the line by taking the coordinate points of x and y. The slope is helpful in finding the equation of line through slope-intercept form and point-slope form. This slope finder will give you the result of: Slope of a line Angle of a line X-intercept of a line Y-intercept of a line Graph Now you can get access to an online slope calculator by downloading its extension to avoid searching for a slope calculator or entering the URL of the tool. This extension is helpful for students and teachers to learn and understand how to evaluate the slope of a line. You have to click the extension of the slope calculator and a pop-up screen will appear.