一个内径为0.2,外径为0.25的圆环,现作2条内径成120°夹角,连接两内半径与内圆的交点并延长,使之交于外圆,求以外圆两交点连线为弦长的弓形面积?
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/13 09:14:01
![一个内径为0.2,外径为0.25的圆环,现作2条内径成120°夹角,连接两内半径与内圆的交点并延长,使之交于外圆,求以外圆两交点连线为弦长的弓形面积?](/uploads/image/z/13151925-45-5.jpg?t=%E4%B8%80%E4%B8%AA%E5%86%85%E5%BE%84%E4%B8%BA0.2%2C%E5%A4%96%E5%BE%84%E4%B8%BA0.25%E7%9A%84%E5%9C%86%E7%8E%AF%2C%E7%8E%B0%E4%BD%9C2%E6%9D%A1%E5%86%85%E5%BE%84%E6%88%90120%C2%B0%E5%A4%B9%E8%A7%92%2C%E8%BF%9E%E6%8E%A5%E4%B8%A4%E5%86%85%E5%8D%8A%E5%BE%84%E4%B8%8E%E5%86%85%E5%9C%86%E7%9A%84%E4%BA%A4%E7%82%B9%E5%B9%B6%E5%BB%B6%E9%95%BF%2C%E4%BD%BF%E4%B9%8B%E4%BA%A4%E4%BA%8E%E5%A4%96%E5%9C%86%2C%E6%B1%82%E4%BB%A5%E5%A4%96%E5%9C%86%E4%B8%A4%E4%BA%A4%E7%82%B9%E8%BF%9E%E7%BA%BF%E4%B8%BA%E5%BC%A6%E9%95%BF%E7%9A%84%E5%BC%93%E5%BD%A2%E9%9D%A2%E7%A7%AF%3F)
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