1.如图,AE//BD,∠1=3∠2,试问∠C的度数是∠2的几倍?为什么?提示:设AC与BD交于点F,过点F作FG//BC交AB于G.2.如图,DE//CB,试问∠AED等于∠A+∠B吗?为什么?提示:过点E作EF//AB交BC于F.这两道题我丈二金刚
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![1.如图,AE//BD,∠1=3∠2,试问∠C的度数是∠2的几倍?为什么?提示:设AC与BD交于点F,过点F作FG//BC交AB于G.2.如图,DE//CB,试问∠AED等于∠A+∠B吗?为什么?提示:过点E作EF//AB交BC于F.这两道题我丈二金刚](/uploads/image/z/5496449-41-9.jpg?t=1.%E5%A6%82%E5%9B%BE%2CAE%2F%2FBD%2C%E2%88%A01%3D3%E2%88%A02%2C%E8%AF%95%E9%97%AE%E2%88%A0C%E7%9A%84%E5%BA%A6%E6%95%B0%E6%98%AF%E2%88%A02%E7%9A%84%E5%87%A0%E5%80%8D%3F%E4%B8%BA%E4%BB%80%E4%B9%88%3F%E6%8F%90%E7%A4%BA%EF%BC%9A%E8%AE%BEAC%E4%B8%8EBD%E4%BA%A4%E4%BA%8E%E7%82%B9F%2C%E8%BF%87%E7%82%B9F%E4%BD%9CFG%2F%2FBC%E4%BA%A4AB%E4%BA%8EG.2.%E5%A6%82%E5%9B%BE%2CDE%2F%2FCB%2C%E8%AF%95%E9%97%AE%E2%88%A0AED%E7%AD%89%E4%BA%8E%E2%88%A0A%2B%E2%88%A0B%E5%90%97%3F%E4%B8%BA%E4%BB%80%E4%B9%88%3F%E6%8F%90%E7%A4%BA%EF%BC%9A%E8%BF%87%E7%82%B9E%E4%BD%9CEF%2F%2FAB%E4%BA%A4BC%E4%BA%8EF.%E8%BF%99%E4%B8%A4%E9%81%93%E9%A2%98%E6%88%91%E4%B8%88%E4%BA%8C%E9%87%91%E5%88%9A)
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