Education Technology

The Pythagorean Theorem—and More

Subject Area
Math: Geometry: Reasoning
Math: Geometry: Triangles
Level
9-12
Activity Time
30 Minutes
TI Calculator
TI-Nspire™ CX/CX II
TI-Nspire™ CX CAS/CX II CAS
TI-Nspire™
TI-Nspire™ CAS
TI-Nspire Version
3.0
Resource Types
Lessons
Format
TNS

The Pythagorean Theorem—and More

Activity Overview

Students construct a triangle and find all angle and side measures. They practice dragging the vertices to form certain types of triangles, and then they confirm the Pythagorean Theorem for right triangles. Moreover, they discover the types of triangle that occur when c2 < a2 + b2 or when c2 > a2 + b2.

Subject Area
Math: Geometry: Reasoning
Math: Geometry: Triangles
Level
9-12
Activity Time
30 Minutes
TI Calculator
TI-Nspire™ CX/CX II
TI-Nspire™ CX CAS/CX II CAS
TI-Nspire™
TI-Nspire™ CAS
TI-Nspire Version
3.0
Resource Types
Lessons
Format
TNS
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