若a,b,c为三角形ABC的三边,且a+b+c=18,a+b=2c,a=2b,则a=______,b=_____,c=_______.要快、
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![若a,b,c为三角形ABC的三边,且a+b+c=18,a+b=2c,a=2b,则a=______,b=_____,c=_______.要快、](/uploads/image/z/563406-6-6.jpg?t=%E8%8B%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%94a%2Bb%2Bc%3D18%2Ca%2Bb%3D2c%2Ca%3D2b%2C%E5%88%99a%3D______%2Cb%3D_____%2Cc%3D_______.%E8%A6%81%E5%BF%AB%E3%80%81)
若a,b,c为三角形ABC的三边,且a+b+c=18,a+b=2c,a=2b,则a=______,b=_____,c=_______.要快、
若a,b,c为三角形ABC的三边,且a+b+c=18,a+b=2c,a=2b,则a=______,b=_____,c=_______.
要快、
若a,b,c为三角形ABC的三边,且a+b+c=18,a+b=2c,a=2b,则a=______,b=_____,c=_______.要快、
a=8,b=4,c=6