03:22
Finding Distance on a Graph Using the Pythagorean Theorem and the Distance Formula
The Pythagorean Theorem can be used to solve a distance problem on the coordinate plane. The same problem is also solved using the distance formula.
02:14
Slope Formula, The
The slope formula enables you to use two ordered pairs to find slope. Sub notation is used for clarity.
01:47
Midpoint Formula, The
The midway formula can be used to find the coordinates of a point that is half way between two given points.
03:03
Solving Systems with Substitution
An introduction to using the algebraic method of substitution to solve a system of equations in which one of the equations is not in slope-intercept form.
00:52
Using the Distance Formula to Find Distance Between Points
A practice problem is given to find the distance between coordinates using the distance formula.