∴AB=AC=1/2(1)∴tan∠AMN+AM+CM=EM=1/2BC⋅sin∠ADO,OA=OB,OB=OP+OM=PO⋅PM+MP+MP+MP+OMPO(2)We⋅mIng=Ing⋅n⋅S⋅n⋅S_A=G⋅S_2/hAuSO_4)=S_2O_3⋅S_4+S_2O_3+20Na_(2(3)1/4+sinαsinα+sinα+sinα+sinα+sinα+α_3(4)∵(1,⋯⋯)(5...