The mathematics tutorial explores how to solve linear and quadratic systems of equations. The lesson consists of class notes, calculator tips, examples, and practice problems with solutions. The teacher resource includes a worksheet that...

The mathematics tutorial explores direct and inverse variation. The lesson consists of class notes, examples, and practice problems with solutions. The teacher resource includes an activity that examines mathematical variation in art.

Learn and practice permutations and finding probabilities. Teacher resource page included.

This Oswego City School District site gives an explanation of Venn diagrams, then uses a word problem to show how Venn diagrams can be applied to solve algebraic equations.

A collection of resources for teachers planning instruction on related conditionals, complete with four lessons, an online practice quiz, and a suggested class activity.

Find resources for class instruction on concurrence: a lesson on concurrence of medians, altitudes, angle bisectors, and perpendicular bisectors complete with definitions and example diagrams; a six-question practice quiz; and...

Three resources for teaching slopes and equations of lines: a lesson with a formula for finding slope, different equations for lines, and several examples; a fourteen-question quiz covering slope, perpendicular and parallel lines, and...

Use this lesson, practice quiz, and activity when planning classroom instruction on graphs and equations of circles.

Students will learn about parabolas and how to graph them. Use the given lesson plan and examples to help support instruction and solve the practice problems.

This site defines what a locus is and offers links to five locus theorems. Walks you through the six "Steps to solving a locus problem."

This tutorial helps students understand the probability of two events occurring when the words AND & OR are used. There are examples and practice problems. The teacher resource pages include a demonstration and a computer simulation.

Test your knowledge of coordinate geometry by taking this twenty question multiple-choice practice test. Use a graphing calculator to help with any graphing problems and check your answers at any given time throughout the test.

Use these examples to learn the power to a power exponent rule. The steps are easy to follow and will help students remember the laws of exponents.

These examples use the quadratic formula to solve quadratic equations. Learn what to do when the solution includes a complex number. Use the practice page and teacher resource page to enhance the lesson.

Use these resources when planning instruction on algebraic translations. Offers a lesson with many examples, a practice exercise with answers, and instructions for a class activity where students translate sentences into equations.

Use this lesson, practice exercise, and teacher resource when planning instruction on sets and interval notation. Offers simple definitions and examples, an eleven-question online quiz, and a .pdf worksheet for students to complete while...

Use this site to learn how to eliminate the denominators to make solving these equations easier. Examples contain algebraic fractions with monomials and higher degree polynomials in the denominators.

This website contains tutorials that cover the methods used to solve linear equations, substitution, elimination (adding & subtracting), and graphing. The practice pages allow students to practice the skills they have learned. On the...

Students learn two easy methods to simplify "i" with any exponent. The practice page has several problems that include explanations. The teacher resource page has two possible activities for helping students understand the concept.

This tutorial and practice shows how to simplify radicals even with a negative number. Features include a teacher page that has a Bingo game to teach the concept.

This site provides an excellent way to learn about line symmetry. It gives samples of questions that you can answer and self-check.

Use this site to learn how to add and subtract algebraic fractions, even if there aren't common denominators. Provides plenty of examples.

On this site a viewer can learn about the different types of triangles, and categorized by either angles or sides. Tutorials are also included for interior and exterior angles of triangles. A teacher resource page includes a lesson plan...

A great resource where you can learn how to calculate the measures of the interior and exterior angles of any regular polygon with these tutorials. There are several practice pages for someone to try. The teacher resource page includes...