The Pythagorean Theorem

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Theme:

Geometry: Triangles

Grades:

6 - 8

Subject:

Math

Duration:

45–60 minutes

Standards
& Goals:

New Jersey Core Curriculum Content Standards (8th Grade)
4.1.8 A. Number Sense – Find square and cube roots of numbers and understand the inverse nature of powers and roots.
4.2.8 B. Geometry and Measurement – Understand and apply the Pythagorean Theorem.


Note that standards in this lesson plan are for example only. This lesson can be easily adapted to meet your state's specific standards.

Objectives:

Students will:

  • Discover the formula for finding the length of a hypotenuse in any right triangle (the Pythagorean Theorem).
  • Use the Pythagorean Theorem to find the length of a leg or the hypotenuse of given right triangles.
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student writing on chalkboard
student writing on chalkboard

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