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Worksheet
Curated OER

The Baby Gate Problem

For Students 9th - 12th
In this secondary mathematics worksheet, students expand a six-panel play yard by two-panels  Students determine the width of each panel and the area of the expansion. The one page worksheet contains one problem with the solution. 
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Worksheet
Curated OER

4th Grade Math Worksheet

For Students 4th - 5th
For this 4th grade math review worksheet, students respond to 60 multiple choice questions that review of fractions, decimals, geometry, number sense, and computation.
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Lesson Plan
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Pythagorean Theorem

For Teachers 7th - 8th
Young scholars explore the history of Pythagoras and his contributions to mathematics. In this middle school geometry instructional activity, students use one inch tiles to investigate the Pythagorean Theorem and to find the length of...
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Worksheet
Curated OER

Twelve Related Rates Word Problems

For Students 12th - Higher Ed
In this word problems worksheet, students solve twelve related rates word problems. Knowledge of geometry is necessary to complete these problems.
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Worksheet
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Triangles

For Students 6th - 10th
In this triangles learning exercise, students solve for the missing angles and missing sides on the triangles given. Students complete 12 problems total.
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Worksheet
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Probability of an Event Occurring

For Students 8th - 10th
In this probability learning exercise, students calculate the chance of an event occurring. They solve word problems using probability. There are 3 questions with an answer key.
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Worksheet
Curated OER

Geometry Regents Bimodal

For Students 9th - 10th
For this geometry worksheet, students solve problems that are bimodal. They define properties of circles and triangles. There are 117 questions.
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Lesson Plan
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Triangle Side Lengths and Angles Measures

For Teachers 9th - 10th
Students identify missing sides and angles. In this geometry lesson, students use triangular theorems to identify the missing sides. They use the Pythagorean Theorem to find the different ratios of each side.
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Lesson Plan
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Quadrilateral within Quadrilaterals

For Teachers 8th - 10th
Students investigate the properties of quadrilaterals. In this geometry lesson, students solve problems dealing with construction and designs. They work with quadrilaterals, midpoints and parallelograms.
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Lesson Plan
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Properties of Special Parallelograms

For Teachers 9th - 10th
Students identify properties of trapezoids. For this geometry lesson, students are put into groups and use computer programs to analyze polygons. They drag and move the shapes around as they make predictions.
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Lesson Plan
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Pythagorean Theorem

For Teachers 8th - 10th
Students investigate the properties and idea of the Pythagorean Theorem. For this algebra lesson, students identify the different parts of a right triangle and relate it to the Pythagorean Theorem. They do a robotic experiment to...
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Lesson Plan
Curated OER

Creature Design

For Teachers 5th
Fifth graders create mathematical creatures. In this geometry lesson, 5th graders create a creature from regular and irregular geometric shapes. Students review vocabulary and construct an original creature based on a rubric.
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Lesson Plan
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Review of Triangles

For Teachers 8th - 10th
Students investigate the Pythagorean Theorem. In this geometry lesson, students define angles and sides of right triangles. They calculate the area and surface area using formulas derived by the Pythagorean Theorem.
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Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 7th - 10th
Learners find the different ratios of a triangle. In this geometry lesson, students use the Pythagorean Theorem to solve for missing sides and angles on a right triangle. They use a robot to create a right triangle.
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Lesson Plan
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Obtuse Triangles

For Teachers 4th
Fourth graders explore obtuse triangles. In this geometry lesson, 4th graders make obtuse triangles with paper and scissors. They determine how to find the center of their triangle.
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Lesson Plan
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Angle-Side Relationships

For Teachers 9th - 12th
Students calculate the different sides and angles of a triangle. In this geometry lesson, students use triangular properties to define the relationship between two triangle. They identify missing angles using the interior angle theorem.
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Lesson Plan
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Pyramids- Slant Height and Altitude

For Teachers 8th - 10th
Students calculate the height and altitude of a pyramid. In this geometry lesson, students define the parts that make up a pyramid. They use the Pythagorean Theorem to find the missing parts of a pyramid.
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PPT
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Hoops: Grade 4 and 5

For Teachers 4th - 5th
4th-5th graders will compete in a game similar to Jeopardy in which they answer questions from a variety of subject areas including science, language, and math. The questions are based on an extremely wide variety of topics, so would be...
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Lesson Plan
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The Sum of All Angles

For Teachers 7th - 10th
Students add up the different angles using the angle addition postulate. In this geometry lesson, students differentiate between interior and exterior angles. They calculate the different angles for triangles and use proof to show their...
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Lesson Plan
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Pythagorean Theorem

For Teachers 9th - 11th
Learners solve problems using the Pythagorean Theorem. For this geometry lesson, students identify the sides and angles of a right triangle. They find the different trigonometric ratios and solve using sine, cosine and tangent.
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Lesson Plan
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SIMPLY STARS

For Teachers 6th - 12th
Students produce quilting stars that challenge students with unusual piecing situations, and the sampler format allows quilters to create freely with unusual fabric combinations.
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Worksheet
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Types of Triangles

For Students 4th - 5th
In this math worksheet, students classify the listed triangles and practice labeling them correctly. The definition of each type is necessary prerequisite knowledge.
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Worksheet
Curated OER

Nets and Surface Area - Mental Math

For Students 6th - 8th
In this mental math instructional activity, students use mental math to find the surface area and determine nets of the given shape. They use an information sheet as an aide to find the answer to 30 questions.
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Lesson Plan
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Trigonometry

For Teachers 8th
Eighth graders practice calculating the unknown length of a right angle triangle. They also examine the pythogoram theory in groups. They help each other work through the problems.

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