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Properties of the Centers of a Triangle

High schoolers investigate properties of the four centers of a triangle and explore a special property of the circumcenter and orthocenter of a triangle. This lesson requires the use of Cabri, Jr.

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CCSS: Designed
Resource Details

9th - 12th
1 more...
Resource Type
Lesson Plans
Instructional Strategy
Inquiry-Based Learning
Included Materials

  • Teacher Notes Appendix A
  • Teacher Notes Appendix B
  • Activity 20: Properties of the Center of a Triangle
  • CBIG2001.8xv
  • CBIG2002.8xv
  • Project
  • Vocabulary
  • Worksheet

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