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Investigating the Pythagorean Triples

For Teachers 9th - 10th
Students investigate the Pythagorean triples. In this geometry lesson plan, students solve for different parts of a right triangle. They identify the missing side or angle using the pythagorean theorem.
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Pythagorean Theorem

For Teachers 9th - 10th
Students solve problems using the Pythagorean Theorem. For this geometry lesson,students identify the right angle, hypotenuse and legs of a right triangle. They find the missing sides using the ratios of the Pythagorean theorem.
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Exploring Geometric Mean

For Teachers 8th - 10th
Student identify the solution using geometric mean. In this geometry lesson, students create right triangles where the altitude of the triangle is the side containing the right angle. They modify shapes using Cabri software and observe...
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Exploring Geometric Mean

For Teachers 8th - 10th
Students solve problems using geometric means. In this geometry lesson plan, students create altitudes in right triangles. They use Cabri software to move the triangle around and observe different sides and angles.
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Sin, Cos and Tangent

For Teachers 9th - 10th
Students find the identity o sine, cosine and tangent. In this precalculus instructional activity, students solve and identify the different parts of a right triangle. They use the ratios of the Pythagorean Theorem to find the missing...
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Pythagorean Theorem and Problem Solving

For Teachers 9th - 10th
Learners use the Pythagorean Theorem to solve problems. In this geometry lesson, students identify the properties of a right triangle. They find the missing side and angles of a right triangle.
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Pythagorean Theorem

For Teachers 7th - 12th
Students investigate the Pythagorean Theorem.  In this seventh through twelfth grade geometery lesson, students explore the Pythagorean Theorem and its converse and use it to find the length of the missing side of a right...
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Pythagorean Theorem

For Teachers 9th - 10th
Students solve problems using the Pythagorean Theorem. In this geometry lesson, students identify different parts of a right triangle. They use the Pythagorean Theorem to calculate missing angles and sides.
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Pythagorean Theorem

For Teachers 9th - 11th
Students solve problems using the Pythagorean Theorem. In this geometry activity, 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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Extending Geometric and Numeric Patterns

For Teachers 1st - 4th
Students study patterns. They construct growing patterns using pattern blocks and isosceles right triangles. They verbally describe the patterns and state the rule that describes the relationship involving the number of pattern blocks...
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How High did My Rocket go?

For Teachers 7th - 9th
Students shoot off a rocket and measure the trig ratios relation. In this geometry lesson, students practice using an inclinometer to figure out how high their rockets fly. They measure angles and height and relate it to gravity and...
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T Points from Directions

For Teachers 8th - 9th Standards
Here is a lesson that starts with having geometers translate points using compass directions into an accurate picture of the problem. Then they must use their knowledge of the Pythagorean theorem or similar triangles to solve. This makes...
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Trig is SOH Easy!

For Teachers 7th - 10th
Students derive the six trigonometric identities. In this trigonometry activity, students review the parts of a right triangle and use the Pythagorean theorem as a guide to find the trig identities. They find sine, cosine and tangent...
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Using the Pythagorean Theorem-4

For Students 7th - 8th
In this using the Pythagorean Theorem-4 worksheet, students read the theorem and use it to find the missing side in ten right triangles.
Worksheet
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Using the Pythagorean Theorem

For Students 7th - 8th
In this using the Pythagorean Theorem worksheet, students find the length of the missing side for ten right triangles using the Pythagorean Theorem.
Lesson Plan
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Pythagorean Triple

For Teachers 8th - 10th
Young scholars investigate the properties of the Pythagorean Theorem. For this geometry lesson, students identify the missing angles and sides of a right triangle. They label the hypotenuse and legs of a right triangle correctly.
Interactive
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Pythagorean Theorem Worksheet

For Students 10th
In this geometry worksheet, 10th graders use the Pythagorean Theorem to find the length of the unknown side of the right triangle. The one page interactive worksheet contains twelve questions. Answers and hints are included. 
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Introducing Trigonometry

For Teachers 11th
Eleventh graders explore the three basic trigonometric functions. In this trigonometry/Algebra II lesson, 11th graders use GeoGebra and the unit circle to define the ratios of sides is a right triangles as they examine the full domain...
Interactive
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Trigonometry Worksheets

For Students 9th - 12th
For this online math worksheet, students utilize elements of trigonometry in order to describe aspects of a right triangle. This excellent resource allows the students to check their answers, and to get "hints" should they run into...
Worksheet
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Perimeter and Coin Problems

For Students 9th - Higher Ed
In this writing algebraic equations worksheet, students write the equation and solve the given word problems. There are 14 perimeter and 12 coin problems. Answers are on the bottom of the pages.
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Pilots, Airplanes, and the Tangent of Three Degrees

For Teachers 9th - 12th
Students explore how to use trigonometry in the aviation field.  In this aviation instructional activity students complete trigonometry equations that show what planes should do to land their airplanes.
Worksheet
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Geometric Figure Quiz

For Students 9th - 12th
In this geometric figure worksheet, students answer 10 multiple choice questions about geometric figures.  Students find missing angles, interior angles, properties of polygons, etc.
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Colors and Shapes

For Students K - 1st
In this colors and shapes worksheet, students review names of shapes and color each shape by following written directions. Students color nine shapes.
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Graphs of Formulas

For Students 5th
In this activity students fill out a function table after reading a short word problem. This is a good way for students to practice the necessary skills for solving word problems or setting up algebra equations.

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