在平面直角坐标系中,直线与x轴y轴分别交于点A(-9,0),B(0如图,在平面直角坐标系中,直线AB与x轴,y轴分别交于点A(-9,0),B(0,12),点C的坐标为(16,0),作射线CB,点D为射线CA上的一动点,过点D作DE⊥
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![在平面直角坐标系中,直线与x轴y轴分别交于点A(-9,0),B(0如图,在平面直角坐标系中,直线AB与x轴,y轴分别交于点A(-9,0),B(0,12),点C的坐标为(16,0),作射线CB,点D为射线CA上的一动点,过点D作DE⊥](/uploads/image/z/5410086-6-6.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%E7%9B%B4%E7%BA%BF%E4%B8%8Ex%E8%BD%B4y%E8%BD%B4%E5%88%86%E5%88%AB%E4%BA%A4%E4%BA%8E%E7%82%B9A%28-9%2C0%29%2CB%280%E5%A6%82%E5%9B%BE%2C%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%E7%9B%B4%E7%BA%BFAB%E4%B8%8Ex%E8%BD%B4%2Cy%E8%BD%B4%E5%88%86%E5%88%AB%E4%BA%A4%E4%BA%8E%E7%82%B9A%EF%BC%88-9%2C0%EF%BC%89%2CB%EF%BC%880%2C12%EF%BC%89%2C%E7%82%B9C%E7%9A%84%E5%9D%90%E6%A0%87%E4%B8%BA%EF%BC%8816%2C0%EF%BC%89%2C%E4%BD%9C%E5%B0%84%E7%BA%BFCB%2C%E7%82%B9D%E4%B8%BA%E5%B0%84%E7%BA%BFCA%E4%B8%8A%E7%9A%84%E4%B8%80%E5%8A%A8%E7%82%B9%2C%E8%BF%87%E7%82%B9D%E4%BD%9CDE%E2%8A%A5)
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