Right triangles inscribed in circles I

This task provides a good opportunity to use isosceles triangles and their properties to show an interesting and important result about triangles inscribed in a circle: the fact that these triangles are always right triangles is often referred to as Thales' theorem.

Resource ID#: 44516 Type: Problem-Solving Task

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General Information

Subject(s): Mathematics

Grade Level(s): 9, 10, 11, 12

Intended Audience: Educators , Students , Parents

Suggested Technology: Adobe Acrobat Reader, Microsoft Office

Keywords: Thales' theorem, isosceles triangles, circles, inscribe, Florida Standards

Instructional Component Type(s): Problem-Solving Task

Resource Collection: Illustrative Mathematics

Aligned Standards

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