1.和以O为圆心,10cm为半径的圆内切,且半径为4cm的圆P的圆心P的轨迹是_____.2.A是⊙O上一点,则和⊙O相切于点A的圆的圆心轨迹是______.3.等腰△ABC的底边BC固定,则顶点A的轨迹是_____.4.和已知∠AOB两
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![1.和以O为圆心,10cm为半径的圆内切,且半径为4cm的圆P的圆心P的轨迹是_____.2.A是⊙O上一点,则和⊙O相切于点A的圆的圆心轨迹是______.3.等腰△ABC的底边BC固定,则顶点A的轨迹是_____.4.和已知∠AOB两](/uploads/image/z/11298811-67-1.jpg?t=1.%E5%92%8C%E4%BB%A5O%E4%B8%BA%E5%9C%86%E5%BF%83%2C10cm%E4%B8%BA%E5%8D%8A%E5%BE%84%E7%9A%84%E5%9C%86%E5%86%85%E5%88%87%2C%E4%B8%94%E5%8D%8A%E5%BE%84%E4%B8%BA4cm%E7%9A%84%E5%9C%86P%E7%9A%84%E5%9C%86%E5%BF%83P%E7%9A%84%E8%BD%A8%E8%BF%B9%E6%98%AF_____.2.A%E6%98%AF%E2%8A%99O%E4%B8%8A%E4%B8%80%E7%82%B9%2C%E5%88%99%E5%92%8C%E2%8A%99O%E7%9B%B8%E5%88%87%E4%BA%8E%E7%82%B9A%E7%9A%84%E5%9C%86%E7%9A%84%E5%9C%86%E5%BF%83%E8%BD%A8%E8%BF%B9%E6%98%AF______.3.%E7%AD%89%E8%85%B0%E2%96%B3ABC%E7%9A%84%E5%BA%95%E8%BE%B9BC%E5%9B%BA%E5%AE%9A%2C%E5%88%99%E9%A1%B6%E7%82%B9A%E7%9A%84%E8%BD%A8%E8%BF%B9%E6%98%AF_____.4.%E5%92%8C%E5%B7%B2%E7%9F%A5%E2%88%A0AOB%E4%B8%A4)
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