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Lesson Plan
Curated OER

Finding the Distance and Midpoint of a Line Segment

For Teachers 8th - 11th
Students use the Pythagorean formula to find the length of a line. Afterward, they explore the midpoint formula to determine the midpoint of a line with a non-zero slope on a coordinate plane. Students complete assigned problems and...
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Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 7th
Seventh graders practice calculations using the Pythagorean Theorem to find the missing side of a right triangle. Through guided practice, 7th graders explore how to apply the Pythagorean Theorem to solve for a missing variable. ...
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Lesson Plan
Curated OER

Slope Right Up

For Teachers 6th - 8th
Middle schoolers use triangles to find the length and slope of each side. After connecting the vertices, they add points based on their specific instructions. They use the Pythagorean Theorem to complete a worksheet to end the lesson.
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Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 6th - 8th
Young scholars investigate the concept of the Pythagorean Theorem. After conducting independent practice to find the hypotenuse of a triangle, they work with the teacher using examples in the lesson plan. The direct instruction is...
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Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 8th
Eighth graders use formulas to solve Pythagorean Theorem problems. They explore the hypotenuse, adjacent angles and legs of a triangle. Given any two integers in a problem, 8th graders identify and complete Pythagorean triples.
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Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 9th - 12th
Young scholars are introduced to the Pythagorean theorem. They use three different activities that give students the opportuntiy to observe triangles, and use the Pythagorean theorem and practice different ways of determining areas of...
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Lesson Plan
Curated OER

Investigating the Pythagorean Theorem

For Teachers 11th - 12th
Students problem solve a series of problems based on the Pythagorean Theorem. They apply the theorem to a number of scenarios.
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Lesson Plan
Curated OER

Geometry In the Yard

For Teachers 5th - 7th
Students are responsible for creating a border around a triangular garden spot, of which they know the measurements for two sides. They use the Pythagorean Theorem to calculate the third side and complete the garden.
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Lesson Plan
Curated OER

Right Triangle Geometry

For Teachers 9th - 11th
Students study the basic principles of right triangle geometry needed to solve for unknown values of a right triangle. They apply and master the principles of right triangle geometry by solving problems.
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Lesson Plan
Curated OER

Pythagorean Theorem and Special Right Triangles

For Teachers 9th - 11th
Students review the Pythagorean Theorem and apply it to word problems involving special right triangles.
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Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers All
Students explore how the Pythagorean Theorem works and how to apply it.
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Worksheet
Curated OER

Homer/Scarecrow Worksheet

For Students 11th - Higher Ed
In this Pre-calculus worksheet, students consider a scenes from The Wizard of Oz and The Simpsons refering to the Pythagorean Theorem. Students analyze the statement for errors and write about another mathematical formula that they know....
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Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 7th - 9th
Young scholars solve right triangles using the Pythagorean Theorem.  In this solving right triangles using the Pythagorean Theorem lesson, students find the missing side of a right triangle.  Young scholars find the hypotenuse given two...
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Lesson Plan
Curated OER

The Pythagorean Theorem

For Teachers 7th - 9th
Learners explore the concept of the Pythagorean Theorem.  In this Pythagorean Theorem lesson, students discuss how the Pythagorean Theorem is used in their lives.  Learners imagine building a lean-to that is 3 ft. high and 4 ft. wide;...
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Lesson Plan
Curated OER

Play Ball

For Teachers 7th - 8th
Students calculate baseball statistics and ball field dimensions. In this Pythagorean Theorem, percentages and metric conversion lesson, students are given formulas to find earned run and batting averages for White Sox baseball players....
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Lesson Plan
Curated OER

Exploring Altitudes in Math

For Teachers 6th - 12th
Students draw and calculate altitudes. They draw the altitude of acute, right and obtuse triangles and calculate the altitude of a triangle using the Pythagorean theorem.
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Lesson Plan
Curated OER

Investigating Triangles 1

For Teachers 5th - 6th
Students independently investigate the Pythagorean Theorem. They are given a set of triangles that involve whole number Pythagorean Triples. The main focus of the lesson is exploration rather than discovering the Pythagorean Theorem.
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Lesson Plan
Curated OER

Circles

For Teachers 11th - 12th
Students review the definition of a circle and the general formula for a circle to specific problems. They also write the equation for a circle given the center and radius of the circle. Students then define a circle using either the...
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Lesson Plan
Curated OER

Tangram Perimeters

For Teachers 6th - 8th
Students work together to make figures out of tangram squares. In groups, they calculate the measurements they need and apply the Pythagorean Theorem. They complete a worksheet solving equations using the theorem and review their answers.
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Lesson Plan
Curated OER

2 x 2

For Teachers 6th - 8th
Students work together to grid a 2 x 2 meter unit using the formula for the Pythagorean Theorem. After creating the grid, they identify the location of artifacts and create a map of their location. They develop a graph and table of their...
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Lesson Plan
Curated OER

Mathematical Proofs

For Teachers 9th - 12th
Students explore the nature of mathematical proofs and mathematical inquiry. They complete the activity "Using the Pythagorean Theorem". They read selected articles and participate in class discussions.
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Lesson Plan
Curated OER

The Shortest Distance

For Teachers Higher Ed
Students, working on their GED, examine the steps used to resolve the unknown sides of a right triangle. They express the square root function as an exponential function and derive the distance formula using principles of geometry.
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Lesson Plan
Curated OER

Using the Pythagorean Theorem

For Teachers 6th - 8th
Students apply the Pythagorean Theorem to solve real-world problems. They draw diagrams based on written descriptions to calculate the examples.
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Lesson Plan
Curated OER

Pythagorean Theorem Proof

For Teachers 10th
Tenth graders investigate the Pythagorean Theorem. Then they type up a formal paragraph proof of a proof of their choice.