## 3 Minute Videos

tenths, hundredths, and thousands places of Decimals explained

Changing Percents into fractions and decimals....necessary skill in discount story problems

Fractions and Decimals changed into %

Finding the Greatest common Factor and the Least common Multiple

The 4 possible types of slope... undefined, 0, positive and negative

4 Examples of positive and negative slopes, formed from 2 points.

Given a point and a slope...write the Linear Equation

Basic Properties of Square Roots. Adding and Multiplying.

Complete the Square ... Method often used to solve Quadratic Equations

Introduction to Parabolas

How to use the Symmetry to a Parabola

The Equation of a Parabola with 2 roots

Factoring Simple Trinomials

The Sine Ratio in a right triangle described...

Visualizing the Width and Height or Cosine and Sine of an Angle using the Unit Circle

A visualization of the "cousin" angles of 30 degrees. Specifically, 150, 210 and 330.

Angles on the Unit Circle Described...

Introduction to Radians Converting Degrees into Radians.

Visual Examples of the Period of a Graph

Descriptions and examples of x Squared and x cubed.

Negative Powers of a number

Introduction to a Logarithm Scale Number Line

Exponential and Logarithm Forms of Equation...and some simple logarithms base 10 and base 2

3 different "reads" of a given graph....