已知:如图,在圆O中,OE,OF分别是弦AB,CD的弦心距,且OE=OF.求证:AB=CDPS:因为“在同圆或等圆中,如果两个圆心角、两条弧、两条弦、两个弦心距中有一对量相等,那么它们所对应的其余各对应量
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/08 05:18:57
![已知:如图,在圆O中,OE,OF分别是弦AB,CD的弦心距,且OE=OF.求证:AB=CDPS:因为“在同圆或等圆中,如果两个圆心角、两条弧、两条弦、两个弦心距中有一对量相等,那么它们所对应的其余各对应量](/uploads/image/z/5134315-67-5.jpg?t=%E5%B7%B2%E7%9F%A5%EF%BC%9A%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E5%9C%86O%E4%B8%AD%2COE%2COF%E5%88%86%E5%88%AB%E6%98%AF%E5%BC%A6AB%2CCD%E7%9A%84%E5%BC%A6%E5%BF%83%E8%B7%9D%2C%E4%B8%94OE%3DOF.%E6%B1%82%E8%AF%81%EF%BC%9AAB%3DCDPS%EF%BC%9A%E5%9B%A0%E4%B8%BA%E2%80%9C%E5%9C%A8%E5%90%8C%E5%9C%86%E6%88%96%E7%AD%89%E5%9C%86%E4%B8%AD%2C%E5%A6%82%E6%9E%9C%E4%B8%A4%E4%B8%AA%E5%9C%86%E5%BF%83%E8%A7%92%E3%80%81%E4%B8%A4%E6%9D%A1%E5%BC%A7%E3%80%81%E4%B8%A4%E6%9D%A1%E5%BC%A6%E3%80%81%E4%B8%A4%E4%B8%AA%E5%BC%A6%E5%BF%83%E8%B7%9D%E4%B8%AD%E6%9C%89%E4%B8%80%E5%AF%B9%E9%87%8F%E7%9B%B8%E7%AD%89%2C%E9%82%A3%E4%B9%88%E5%AE%83%E4%BB%AC%E6%89%80%E5%AF%B9%E5%BA%94%E7%9A%84%E5%85%B6%E4%BD%99%E5%90%84%E5%AF%B9%E5%BA%94%E9%87%8F)
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