【纠正：求证⊿ABC∽⊿ADE】证明：∵⊿ABD∽⊿ACE∴AB/AC=AD/AE,即AB/AD=AC/AE   ∠BAD=∠CAE∵∠BAD=∠BAC+∠CAD   ∠CAE=∠DAE+∠CAD∴∠BAC=∠DAE∴⊿ABC∽⊿ADE【对应边成比例夹...