(2011河南)如图,在直角梯形ABCD中,AD‖BC,∠ABC=90°,∠C=60°,BC=2AD=2倍根号3点E是BC边的中点,△DEF是等边三角形,DF交AB于点G,则△BFG的周长为?图
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![(2011河南)如图,在直角梯形ABCD中,AD‖BC,∠ABC=90°,∠C=60°,BC=2AD=2倍根号3点E是BC边的中点,△DEF是等边三角形,DF交AB于点G,则△BFG的周长为?图](/uploads/image/z/1692664-16-4.jpg?t=%282011%E6%B2%B3%E5%8D%97%29%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E7%9B%B4%E8%A7%92%E6%A2%AF%E5%BD%A2ABCD%E4%B8%AD%2CAD%E2%80%96BC%2C%E2%88%A0ABC%3D90%C2%B0%2C%E2%88%A0C%3D60%C2%B0%2CBC%3D2AD%3D2%E5%80%8D%E6%A0%B9%E5%8F%B73%E7%82%B9E%E6%98%AFBC%E8%BE%B9%E7%9A%84%E4%B8%AD%E7%82%B9%2C%E2%96%B3DEF%E6%98%AF%E7%AD%89%E8%BE%B9%E4%B8%89%E8%A7%92%E5%BD%A2%2CDF%E4%BA%A4AB%E4%BA%8E%E7%82%B9G%2C%E5%88%99%E2%96%B3BFG%E7%9A%84%E5%91%A8%E9%95%BF%E4%B8%BA%3F%E5%9B%BE)
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