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Lesson Plan
Virginia Department of Education

Angles in Polygons

For Teachers 9th - 11th
Polygons — it's all about the angles. Groups work with dynamic geometry software to find the sum of the measures of the angles of various polygons. After finding the information for several polygons, the groups generate a formula that...
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Lesson Plan
Curated OER

Law of Cosines

For Teachers 7th - 9th
Students model scenarios using functions and their properties. In this trigonometry lesson, students calculate the angles of sine, cosine and tangent. They perform operation using a calculator.
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Lesson Plan
Curated OER

An Introduction to Quadrilaterals

For Teachers 6th - 10th
Students explore different types of quadrilaterals. Students define the terminology used with quadrilaterals. They create particular quadrilaterals based on specific characteristics of the quadrilaterals using an online tool.
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Lesson Plan
Curated OER

Whatcha Gunna Do When the Hulkster's Measuring Too??

For Teachers 8th - 10th
Pupils measure using tools they have made. In this algebra lesson plan, students measure the height and distance using non-traditional measuring methods. They apply their findings to algebra and trigonometry properties of measurements.
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Lesson Plan
Curated OER

Trigonometric Functions of Special Angles

For Teachers 9th - 12th
Students explore the concept of the six trigonometric functions, places where the functions can be utilized, and apply these functions to several electrical application problems.
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Lesson Plan
Curated OER

Numbers as Descriptors

For Teachers 1st - 2nd
Students use numbers as descriptors. In this mathematical inquiry instructional activity, students use numbers to describe, classify, and compare plants. Students are made aware that numbers can be used to describe things in the world...
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Worksheet
Curated OER

Similar Figures

For Students 7th - 9th
For this similar figures worksheet, students identify corresponding sides and corresponding angles of given polygons.  They identify similar figures.  This three-page worksheet contains 18 problems.
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Lesson Plan
Curated OER

Area of Complex Figures

For Teachers 5th
Fifth graders use formulas for calculating areas of squares and rectangles to find area of complex figure, compare their own ideas with their classmates' ideas, and recognize that there are multiple methods for finding area of complex...
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Worksheet
Curated OER

Mathematical Wackie Wordies

For Students 9th
In this word worksheet, 9th graders examine pictures and write a mathematical phrase to describe the picture.  This one-page worksheet contains 25 problems.  Answers are provided.
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Lesson Plan
Curated OER

Intro to Trigonometry

For Teachers 6th - 8th
After being introduced to the basic trigonometry functions, middle schoolers calculate the height of school landmarks. They experiment with different angles to find the correct height.
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Lesson Plan
Curated OER

Applied Maximum Minimum Problems--Mini Golf

For Teachers 12th
Twelfth graders investigate maximum and minimum as it relates to billiard and mini golf. In this calculus instructional activity, 12th graders review how to find the maximum and minimum and write proofs to show how they arrive at their...
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Lesson Plan
Curated OER

This Building is Tall

For Teachers 9th - 12th
Learners calculate the perimeter of shapes. In this geometry instructional activity, students relate properties of polygons to the real world. They find length, midpoint and slope.
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Worksheet
Curated OER

Pike's Peak Problem

For Students 7th - 12th
In this algebra worksheet, students answer a word problem about a distance-rate multiplied by times problem. They discuss slope and altitude. There is an answer key with this problem.
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Lesson Plan
Curated OER

Slides, Flips. Turns......It's All On A Memory Book Page

For Teachers 4th
Fourth graders use tangram sets to investigate the congruence of shapes. They use congruent shapes to demonstrate the properties of slides, flips, and turns. They complete a math journal entry that describes and illustrates each concept.
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Worksheet
Curated OER

Areas by Dissection

For Students 8th - 10th
In this areas by dissection worksheet, students find the area of given composite figures. This three-page worksheet contains examples, explanations, and 16 problems. Answers are provided on page three.
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Worksheet
Curated OER

Scales Problems

For Students 4th - 8th
In this scales worksheet, students find the weight of the shapes on the scale by comparing it to the other side, and make up their own problems. Students complete 5 sets of problems.
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Lesson Plan
Pennsylvania Department of Education

A Geometric Scavenger Hunt

For Teachers 5th
Fifth graders connect their knowledge of polygons and polyhedrons. In this geometric shapes lesson, 5th graders identify and classify two- and three-dimensional objects. Students construct a polyhedron out of polygons and describe their...
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Worksheet
Curated OER

Math Club Worksheet #30 - Visual Stretches

For Students 6th - 9th
In this visual math puzzle worksheet, students work in groups to find the answer to 6 math puzzles. They work with geometric shapes and symbols.
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Worksheet
Curated OER

New York State Testing Program: Grade 4

For Students 4th
For this fourth grade New York State Assessment worksheet, 4th graders complete thirty multiple choice questions based upon the fourth grade mathematics curriculum.
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Worksheet
Curated OER

New York State Mathematics Exam

For Students 8th - 9th
In this math worksheet, students review for the exam given by the state of New York. There are 16 pages and 27 questions in this booklet covering topics from algebra, geometry and statistics.
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Worksheet
Curated OER

New York State Testing Program

For Students 7th - 10th
In this math worksheet, students review concepts in algebra and geometry in preparation for the State Exam. They review slopes and functions, area and perimeter. There are 27 questions.
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Lesson Plan
Curated OER

Lab for Truss Design and Testing

For Teachers 11th - 12th
Young scholars design and build their own truss. In this physics lesson, students calculate the forces and maximum load. They complete a full scale diagram of their design.
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Worksheet
Houghton Mifflin Harcourt

Similar Polygons and Circles

For Students 9th - 12th
In these similar polygons and circles worksheets, students complete 15 questions including 9 word problems regarding similar polygons. Students then complete 15 questions including 1 word problem involving circumference, area, and arc...
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Lesson Plan
Curated OER

Trigonometric Ratios

For Teachers 10th - 12th
Students measure and analyze angles. In this trigonometry lesson, students measure angles and distances use non-traditional techniques. They identify the different ratios of sine, cosine and tangent.

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