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Omni-MATH / In acute triangle ABC, let H be the orthocenter and D the foot of the altitude from A. The circumcircle of triangle BHC intersects AC at E≠C, and AB at F≠B. If BD=3,CD=7, and … · Discussion

Discussing In acute triangle ABC, let H be the orthocenter and D the foot of the altitude from A. The circumcircle of triangle BHC intersects AC at E≠C, and AB at F≠B. If BD=3,CD=7, and … · Omni-MATH

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