(1)图(1)中是一个五角星,求∠A+∠B+∠C+∠D+∠E.(2)图(2)中的点A向下移到BE上时,五个角的和(即∠CAD+∠B+∠C+∠D+∠E)有无变化说明你的结论的正确性.(3)把图(2)中的点C向上
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![(1)图(1)中是一个五角星,求∠A+∠B+∠C+∠D+∠E.(2)图(2)中的点A向下移到BE上时,五个角的和(即∠CAD+∠B+∠C+∠D+∠E)有无变化说明你的结论的正确性.(3)把图(2)中的点C向上](/uploads/image/z/13826719-55-9.jpg?t=%EF%BC%881%EF%BC%89%E5%9B%BE%EF%BC%881%EF%BC%89%E4%B8%AD%E6%98%AF%E4%B8%80%E4%B8%AA%E4%BA%94%E8%A7%92%E6%98%9F%2C%E6%B1%82%E2%88%A0A%2B%E2%88%A0B%2B%E2%88%A0C%2B%E2%88%A0D%2B%E2%88%A0E%EF%BC%8E%EF%BC%882%EF%BC%89%E5%9B%BE%EF%BC%882%EF%BC%89%E4%B8%AD%E7%9A%84%E7%82%B9A%E5%90%91%E4%B8%8B%E7%A7%BB%E5%88%B0BE%E4%B8%8A%E6%97%B6%2C%E4%BA%94%E4%B8%AA%E8%A7%92%E7%9A%84%E5%92%8C%EF%BC%88%E5%8D%B3%E2%88%A0CAD%2B%E2%88%A0B%2B%E2%88%A0C%2B%E2%88%A0D%2B%E2%88%A0E%EF%BC%89%E6%9C%89%E6%97%A0%E5%8F%98%E5%8C%96%E8%AF%B4%E6%98%8E%E4%BD%A0%E7%9A%84%E7%BB%93%E8%AE%BA%E7%9A%84%E6%AD%A3%E7%A1%AE%E6%80%A7%EF%BC%8E%EF%BC%883%EF%BC%89%E6%8A%8A%E5%9B%BE%EF%BC%882%EF%BC%89%E4%B8%AD%E7%9A%84%E7%82%B9C%E5%90%91%E4%B8%8A)
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