在平面直角坐标系中,△ABC满足:∠C=90°,AC=2,BC=1,点A、C分别在x轴、y轴上,当点A从原点开始在x轴的正半轴上运动时,点C随着在y轴上运动(1)当A在原点是,求原点O到点B的距离OB(2)当AO=OC是,求原点O
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![在平面直角坐标系中,△ABC满足:∠C=90°,AC=2,BC=1,点A、C分别在x轴、y轴上,当点A从原点开始在x轴的正半轴上运动时,点C随着在y轴上运动(1)当A在原点是,求原点O到点B的距离OB(2)当AO=OC是,求原点O](/uploads/image/z/7621318-46-8.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%E2%96%B3ABC%E6%BB%A1%E8%B6%B3%3A%E2%88%A0C%3D90%C2%B0%2CAC%3D2%2CBC%3D1%2C%E7%82%B9A%E3%80%81C%E5%88%86%E5%88%AB%E5%9C%A8x%E8%BD%B4%E3%80%81y%E8%BD%B4%E4%B8%8A%2C%E5%BD%93%E7%82%B9A%E4%BB%8E%E5%8E%9F%E7%82%B9%E5%BC%80%E5%A7%8B%E5%9C%A8x%E8%BD%B4%E7%9A%84%E6%AD%A3%E5%8D%8A%E8%BD%B4%E4%B8%8A%E8%BF%90%E5%8A%A8%E6%97%B6%2C%E7%82%B9C%E9%9A%8F%E7%9D%80%E5%9C%A8y%E8%BD%B4%E4%B8%8A%E8%BF%90%E5%8A%A8%EF%BC%881%EF%BC%89%E5%BD%93A%E5%9C%A8%E5%8E%9F%E7%82%B9%E6%98%AF%2C%E6%B1%82%E5%8E%9F%E7%82%B9O%E5%88%B0%E7%82%B9B%E7%9A%84%E8%B7%9D%E7%A6%BBOB%282%29%E5%BD%93AO%3DOC%E6%98%AF%2C%E6%B1%82%E5%8E%9F%E7%82%B9O)
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