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Handout
Shmoop

Coordinate Proofs

For Students 8th - 11th Standards
How do you know you know? Prove it! The guide goes through several examples and includes a link to a video to teach learners how to work through coordinate proofs. The goal is to prove that different shapes are indeed that shape. 
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Lesson Plan
Curated OER

Scatter Plots

For Teachers 9th - 11th
In this Algebra I/Geometry/Algebra II worksheet, students create a scatter plot and analyze the data to determine if the data show any type of correlation.  The four page worksheet provides extensive explanation of topic, step-by-step...
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Lesson Plan
Curated OER

Ratio

For Teachers 8th - 10th
Students calculate the ratio and apply it to construction. In this geometry lesson, students convert between different units and use decimals and fractions interchangeable. They find the fraction of a given amount using the calculator.
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Lesson Plan
Curated OER

Fractions and Decimals

For Teachers 9th - 10th
Learners convert between fractions and decimals. In this algebra lesson, students investigate fractions and differentiate between largest and smallest fractions. They add fractions and decimals using a common denominator.
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Worksheet
Curated OER

What is Your Favorite Class?

For Students 9th - 12th
In this secondary mathematics worksheet, students solve a math riddle in which the answer will be that everyone’s favorite class is math. The one page explanation of the mathematics basis for the riddle is provided.    
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Worksheet
Curated OER

Factoring Quadratic Expressions

For Students 11th
In this Algebra II worksheet, 11th graders factor quadratic expressions.  The two page worksheet contains explanation of topic, worked examples, and three practice problems.  Answers are not included. 

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