Education Technology

Concurrency & the Circumcenter

Subject Area
Math: Geometry: Analytic Geometry
Math: Geometry: Triangles
Level
9-12
Activity Time
45 Minutes
TI Calculator
TI-84 series
TI-89 / TI-89 Titanium
Resource Types
Lessons

Concurrency & the Circumcenter

Activity Overview

In this activity, students will explore the perpendicular bisectors of the sides of a triangle. Students will discover that the perpendicular bisectors are concurrent and that the point of concurrency is the circumcenter. Students should discover the relationship between the type of triangle and the location of the point of concurrency.

Before the Activity

Download the attached PDF or Word document and look over the information on the first page. Distribute the Student Worksheet and attached calculator files for use during the activity.

During the Activity

Discuss the material from the activity pages with students as needed.

After the Activity

Encourage students to summarize what they have learned from completing the activity.

Subject Area
Math: Geometry: Analytic Geometry
Math: Geometry: Triangles
Level
9-12
Activity Time
45 Minutes
TI Calculator
TI-84 series
TI-89 / TI-89 Titanium
Resource Types
Lessons
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