一道八上数学题(等腰三角形)急用!已知:如图,在△ABC中∠ACB=90°CA=CB,CD⊥AB,垂足是D,E是AB上一点,EF⊥AC,垂足是F,G是BC上一点,CG=EF求证:△DFG是等腰直角三角形
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![一道八上数学题(等腰三角形)急用!已知:如图,在△ABC中∠ACB=90°CA=CB,CD⊥AB,垂足是D,E是AB上一点,EF⊥AC,垂足是F,G是BC上一点,CG=EF求证:△DFG是等腰直角三角形](/uploads/image/z/12057814-46-4.jpg?t=%E4%B8%80%E9%81%93%E5%85%AB%E4%B8%8A%E6%95%B0%E5%AD%A6%E9%A2%98%EF%BC%88%E7%AD%89%E8%85%B0%E4%B8%89%E8%A7%92%E5%BD%A2%EF%BC%89%E6%80%A5%E7%94%A8%21%E5%B7%B2%E7%9F%A5%EF%BC%9A%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E2%96%B3ABC%E4%B8%AD%E2%88%A0ACB%3D90%C2%B0CA%3DCB%2CCD%E2%8A%A5AB%2C%E5%9E%82%E8%B6%B3%E6%98%AFD%2CE%E6%98%AFAB%E4%B8%8A%E4%B8%80%E7%82%B9%2CEF%E2%8A%A5AC%2C%E5%9E%82%E8%B6%B3%E6%98%AFF%2CG%E6%98%AFBC%E4%B8%8A%E4%B8%80%E7%82%B9%2CCG%3DEF%E6%B1%82%E8%AF%81%EF%BC%9A%E2%96%B3DFG%E6%98%AF%E7%AD%89%E8%85%B0%E7%9B%B4%E8%A7%92%E4%B8%89%E8%A7%92%E5%BD%A2)
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