论如何简便的在已知三角形三点求三角形面积技术分享XDC5566发布于 2024-12-10 21:39:14查看 13过去565天我们可以利用先两点之间距离公式，求出三角形的三边长a，b c ，接着运用海伦公式，令p=(a+b+c)/2。再套入以下公式就可以求出三角形面积 S=sqrt(p*(p-a)(p-b)(p-c)) 所属专栏：Syslab基础平台产品信息：函数库-基础数学工具箱科学计算 写回答 关注问题 点赞 0 踩 0 收藏 0
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