Inscribing a Circle in a Triangle I

Description

This task shows how to inscribe a circle in a triangle using angle bisectors. A companion task, ``Inscribing a circle in a triangle II'' stresses the auxiliary remarkable fact that comes out of this task, namely that the three angle bisectors of triangle ABC all meet in the point O.

2 Tags

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1 Learning Standards

Teaches CCSS.Math.Content.HSG-C.A.3 (Supporting alignment)
3. Construct the inscribed and circumscribed circles of a triangle, and prove properties of angles for a quadrilateral inscribed in a circle.

Alignment of the Resource to this Standard

IOER Community Rating: Not Rated

3 Keywords

Mathematics -- Geometry Mathematics Education
#Mathematics--Geometry #Mathematics #Education

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