p是直角三角形斜边ab的中点,m,n分别是边ac,bc上的点,且pm垂直于pn,求证(mn)^2=(am)^2+(bn)^2大家凑活着先看吧,如果看不懂就向我反应一下,我去画图,时间紧没画图,尽量看吧应该能看懂
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/25 03:51:01
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