Virtual Nerd: What Is a Point?

Prepare for the SAT by reviewing how to simplify expressions using the distributive property. Watch this video for an explanation and examples. [5:45]

To simplify radicals, review the product property of square roots. This video will explain the concept along with examples. [4:15]

How do you take a square root of a fraction? Watch this tutorial on how to use the quotient property of square roots to find the answer. [3:50]

Take a look at this tutorial to learn about line segments, how to name them, and what the midpoint of a line segment is. [3:13]

Take a look at this tutorial to learn about how an angle is formed, how to name an angle, and how an angle is measured. [4:45]

Watch this tutorial to learn what a degree is and how it relates to a circle. [3:08]

The Law of Cosines helps solve some triangle problems. This video explains several versions of the law of cosines and what they are used for. [9:22]

Watch this tutorial to learn how to find the distance between points on the coordinate by using the distance formula to get your answer. [3:01]

For a line to be tangent, it must have a special relationship with a circle. It can only intersect the circle at one point. Watch this tutorial for a better understanding. [3:01]

The coordinate plane has two axes: the horizontal and vertical axes. These two axes intersect one another at a point called the origin. Learn about the ordered pair that indicates the origin and its location in the coordinate plane by...