△ABC中,AB=AC,AD⊥BC于D,BE⊥AC于E,AD和BE交于H,且BE=AE,说明AH=2BD

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△ABC中,AB=AC,AD⊥BC于D,BE⊥AC于E,AD和BE交于H,且BE=AE,说明AH=2BD

△ABC中,AB=AC,AD⊥BC于D,BE⊥AC于E,AD和BE交于H,且BE=AE,说明AH=2BD
△ABC中,AB=AC,AD⊥BC于D,BE⊥AC于E,AD和BE交于H,且BE=AE,说明AH=2BD

△ABC中,AB=AC,AD⊥BC于D,BE⊥AC于E,AD和BE交于H,且BE=AE,说明AH=2BD
考虑BDH三角形和AHE三角形相似