在平面直角坐标系中,抛物线与x轴交于点A(-15,0),B(10,0),与y轴交于点D.且第二象限内的抛物线上点C的横坐标为-6,且AC=15,在y轴上取点P,连结AP,将△AOP绕点A逆时针旋转,使边AO与AC重合,得到△AC
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![在平面直角坐标系中,抛物线与x轴交于点A(-15,0),B(10,0),与y轴交于点D.且第二象限内的抛物线上点C的横坐标为-6,且AC=15,在y轴上取点P,连结AP,将△AOP绕点A逆时针旋转,使边AO与AC重合,得到△AC](/uploads/image/z/12873133-37-3.jpg?t=%E5%9C%A8%E5%B9%B3%E9%9D%A2%E7%9B%B4%E8%A7%92%E5%9D%90%E6%A0%87%E7%B3%BB%E4%B8%AD%2C%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%B8%8Ex%E8%BD%B4%E4%BA%A4%E4%BA%8E%E7%82%B9A%EF%BC%88-15%2C0%EF%BC%89%2CB%EF%BC%8810%2C0%EF%BC%89%2C%E4%B8%8Ey%E8%BD%B4%E4%BA%A4%E4%BA%8E%E7%82%B9D.%E4%B8%94%E7%AC%AC%E4%BA%8C%E8%B1%A1%E9%99%90%E5%86%85%E7%9A%84%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%B8%8A%E7%82%B9C%E7%9A%84%E6%A8%AA%E5%9D%90%E6%A0%87%E4%B8%BA-6%2C%E4%B8%94AC%3D15%2C%E5%9C%A8y%E8%BD%B4%E4%B8%8A%E5%8F%96%E7%82%B9P%2C%E8%BF%9E%E7%BB%93AP%2C%E5%B0%86%E2%96%B3AOP%E7%BB%95%E7%82%B9A%E9%80%86%E6%97%B6%E9%92%88%E6%97%8B%E8%BD%AC%2C%E4%BD%BF%E8%BE%B9AO%E4%B8%8EAC%E9%87%8D%E5%90%88%2C%E5%BE%97%E5%88%B0%E2%96%B3AC)
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