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Problem 1443: Triangle Area, 90 Degree, Perpendicular, One-third Measurement https://t.co/JO7W4dkfwe

4 16
2019-12-30

Suppose V = a triangle vertex, I = incenter, O = orthocenter, & C = circumcenter. Then ray VI ALWAYS BISECTS angle OVC! How can we formally prove this phenomenon true? (Source: ). https://t.co/rYmoDjwCNy

28 84
2019-08-03