1.圆0的直径CD=10cm,AB是圆0的弦,AB垂直CD,垂足为M,若OM:OC=3:5,求AB的长.2.已知圆0的半径是10cm,弦AB长为6cm,求弦AB的弦心距.OCM在同一直线上的```
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/19 07:24:25
![1.圆0的直径CD=10cm,AB是圆0的弦,AB垂直CD,垂足为M,若OM:OC=3:5,求AB的长.2.已知圆0的半径是10cm,弦AB长为6cm,求弦AB的弦心距.OCM在同一直线上的```](/uploads/image/z/12712859-35-9.jpg?t=1.%E5%9C%860%E7%9A%84%E7%9B%B4%E5%BE%84CD%3D10cm%2CAB%E6%98%AF%E5%9C%860%E7%9A%84%E5%BC%A6%2CAB%E5%9E%82%E7%9B%B4CD%2C%E5%9E%82%E8%B6%B3%E4%B8%BAM%2C%E8%8B%A5OM%3AOC%3D3%3A5%2C%E6%B1%82AB%E7%9A%84%E9%95%BF.2.%E5%B7%B2%E7%9F%A5%E5%9C%860%E7%9A%84%E5%8D%8A%E5%BE%84%E6%98%AF10cm%2C%E5%BC%A6AB%E9%95%BF%E4%B8%BA6cm%2C%E6%B1%82%E5%BC%A6AB%E7%9A%84%E5%BC%A6%E5%BF%83%E8%B7%9D.OCM%E5%9C%A8%E5%90%8C%E4%B8%80%E7%9B%B4%E7%BA%BF%E4%B8%8A%E7%9A%84%60%60%60)
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