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Algebra with Geogebra

Adding Integers

Adding Integers with Geogebra

Subtracting Integers

Area of Rectangle

Area of a Rectangle

Pythagorean Theorem


Drag the slider to see why the area (or square) on the hypotenuse is the sum of the areas (or squares) on the other two sides.

Slope Intercept Line


Slope-Intercept Form of a Line's Equation

Move the line and watch how its linear equation changes. Can you predict the relationships?

Vertical Lines

Vertical Lines

Horizontal Lines

Quadratic Equation

Quadratic Equation of a Water Fountain

How does dragging the shape affect its quadratic equation?



Expressions, Equations, and Functions, Ch 1
Review of Pre-Algebra

Properties of Real Numbers, Ch 2

Distributive and Other Properties, Introduction to Matrices

Solving Linear Equations, Ch 3

Cross-multiplying, Proportions, Percent, Solving Multiple-Step Equations

Graphing Linear Equations, Ch 4

Slope, Rate of Change, Draw Graph Using Slope-intercept Form

Writing Linear Equations, Ch 5

Write Equation Using Slope-intercept form, Standard Form

Solving and Graphing Linear Inequalities, Ch 6


Systems of Equations and Inequalities, Ch 7

Solving Two Inequalities

Exponents and Exponential Functions, Ch 8

Squares and More

Polynomials and Factoring, Ch 9

FOIL, Factoring

Quadratic Equations and Functions, Ch 10

Quadratic Formula

Radicals and Geometry Connections, Ch 11

Pythagorean Theorem

Rational Equations and Functions, Ch 12

Dividing Polynomials and More