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8759

Inscribing Four Circles in a Triangle

Inscribe a circle in a triangle; let denote its radius. Construct tangents to the inscribed circle parallel to the sides of the triangle. Construct inscribed circles within each of the smaller triangles with radii , , and . Then .

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"Inscribing Four Circles in a Triangle" from the Wolfram Demonstrations Project
 http://demonstrations.wolfram.com/InscribingFourCirclesInATriangle/
Contributed by: Jay Warendorff
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Common Core State Standards for Mathematics
 
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