弦长相等则弧长相等如何证明 有图说明更好呀 拜托了```````````````````````````````````
2020-12-07 191次 反馈错误 加入收藏 正确率 : 100%
题目内容:
弦长相等则弧长相等
如何证明 有图说明更好呀
拜托了```````````````````````````````````````````````````````````````````````````
证明证明证明证明证明证明证明
优质解答
错的,因为你如果把一个圆分成不规则的两份的话,弦不过圆心,同一条弦所对的弧长是不相等的,除非是过圆心的直径.因此,
在同一个圆内:
(1)弧长相等则弦长相等.
(2)弦长相等但弧长不一定相等.
本题链接: