请写出解题步骤,谢谢o(∩_∩)o23、如图,梯形ABCD中,AD∥BC,BD平分∠ABC,∠A=120°,BD=BC=4,求梯形的面积. 24、把正方形绕着点,按顺时针方向旋转得到正方形,边与交于点,如图.试问线段与线段相等
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![请写出解题步骤,谢谢o(∩_∩)o23、如图,梯形ABCD中,AD∥BC,BD平分∠ABC,∠A=120°,BD=BC=4,求梯形的面积. 24、把正方形绕着点,按顺时针方向旋转得到正方形,边与交于点,如图.试问线段与线段相等](/uploads/image/z/2004650-26-0.jpg?t=%E8%AF%B7%E5%86%99%E5%87%BA%E8%A7%A3%E9%A2%98%E6%AD%A5%E9%AA%A4%2C%E8%B0%A2%E8%B0%A2o%28%E2%88%A9_%E2%88%A9%29o23%E3%80%81%E5%A6%82%E5%9B%BE%2C%E6%A2%AF%E5%BD%A2ABCD%E4%B8%AD%2CAD%E2%88%A5BC%2CBD%E5%B9%B3%E5%88%86%E2%88%A0ABC%2C%E2%88%A0A%3D120%C2%B0%2CBD%3DBC%3D4%2C%E6%B1%82%E6%A2%AF%E5%BD%A2%E7%9A%84%E9%9D%A2%E7%A7%AF%EF%BC%8E+++24%E3%80%81%E6%8A%8A%E6%AD%A3%E6%96%B9%E5%BD%A2%E7%BB%95%E7%9D%80%E7%82%B9%2C%E6%8C%89%E9%A1%BA%E6%97%B6%E9%92%88%E6%96%B9%E5%90%91%E6%97%8B%E8%BD%AC%E5%BE%97%E5%88%B0%E6%AD%A3%E6%96%B9%E5%BD%A2%2C%E8%BE%B9%E4%B8%8E%E4%BA%A4%E4%BA%8E%E7%82%B9%2C%E5%A6%82%E5%9B%BE%EF%BC%8E%E8%AF%95%E9%97%AE%E7%BA%BF%E6%AE%B5%E4%B8%8E%E7%BA%BF%E6%AE%B5%E7%9B%B8%E7%AD%89)
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