• Finding the Distance Between Two Points

• Distance Formula

• Midpoint Formula

• Gradient (Slope)

• Parallel and Perpendicular Lines

• Equations of Lines

• Points on LinesGraphing Lines from Equations

• Vertical and Horizontal Lines

• Finding a Line's Equation

• Review

Lines and Equations

Midpoints, Slope, Distance, Equations

Mathematical lines are a fundamental part of coordinate geometry. In this section we use algebra to find and describe lines

Learn the basics of lines as they exist on the coordinate plane. Calculate distance, slope and midpoints, all as you explore several different forms of line equations