【初三数学几何题】16、如图,在梯形ABCD中,AD‖BC,AB=CD=AD=2,∠B=60°.点E是AB的中点,以DE为边向右16、如图,在梯形ABCD中,AD‖BC,AB=CD=AD=2,∠B=60°.点E是AB的中点,以DE为边向右下方作正三角形DEF,边EF、DF
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![【初三数学几何题】16、如图,在梯形ABCD中,AD‖BC,AB=CD=AD=2,∠B=60°.点E是AB的中点,以DE为边向右16、如图,在梯形ABCD中,AD‖BC,AB=CD=AD=2,∠B=60°.点E是AB的中点,以DE为边向右下方作正三角形DEF,边EF、DF](/uploads/image/z/8969141-29-1.jpg?t=%E3%80%90%E5%88%9D%E4%B8%89%E6%95%B0%E5%AD%A6%E5%87%A0%E4%BD%95%E9%A2%98%E3%80%9116%E3%80%81%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E6%A2%AF%E5%BD%A2ABCD%E4%B8%AD%2CAD%E2%80%96BC%2CAB%3DCD%3DAD%3D2%2C%E2%88%A0B%3D60%C2%B0.%E7%82%B9E%E6%98%AFAB%E7%9A%84%E4%B8%AD%E7%82%B9%2C%E4%BB%A5DE%E4%B8%BA%E8%BE%B9%E5%90%91%E5%8F%B316%E3%80%81%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E6%A2%AF%E5%BD%A2ABCD%E4%B8%AD%2CAD%E2%80%96BC%2CAB%3DCD%3DAD%3D2%2C%E2%88%A0B%3D60%C2%B0.%E7%82%B9E%E6%98%AFAB%E7%9A%84%E4%B8%AD%E7%82%B9%2C%E4%BB%A5DE%E4%B8%BA%E8%BE%B9%E5%90%91%E5%8F%B3%E4%B8%8B%E6%96%B9%E4%BD%9C%E6%AD%A3%E4%B8%89%E8%A7%92%E5%BD%A2DEF%2C%E8%BE%B9EF%E3%80%81DF)
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