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What Are Barycentric Coordinates?

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Explanations 1

What are Barycentric Coordinates? Note that these materials are mostly from this article. Definition Consider a fixed triangle ABCABCABC. Each point in the plane is assigned an …
By Zi Song Yeoh, Expii Guest, Po-Shen Loh, Alex Federspiel

Problems 1

(1986 AIME #9) In △ABC,AB=425,BC=450,\triangle ABC, AB = 425, BC = 450,△ABC,AB=425,BC=450, and AC=510.AC = 510.AC=510. An interior point PPP is then drawn, and segments through …