已知a,b,c为三角形ABC的三边,且满足a^2+b^2+c^2+338=10a+24b+26c.试判断三角形abc的形状
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![已知a,b,c为三角形ABC的三边,且满足a^2+b^2+c^2+338=10a+24b+26c.试判断三角形abc的形状](/uploads/image/z/1032715-19-5.jpg?t=%E5%B7%B2%E7%9F%A5a%2Cb%2Cc%E4%B8%BA%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E7%9A%84%E4%B8%89%E8%BE%B9%2C%E4%B8%94%E6%BB%A1%E8%B6%B3a%5E2%2Bb%5E2%2Bc%5E2%2B338%3D10a%2B24b%2B26c.%E8%AF%95%E5%88%A4%E6%96%AD%E4%B8%89%E8%A7%92%E5%BD%A2abc%E7%9A%84%E5%BD%A2%E7%8A%B6)
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