高线三角形有向面积的定值定理及其应用
On a Fixed Value Theorem for Directed Areas of Height Triangles and its Applications
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摘要: 给出圆内接2n+1边形中高线三角形有向面积的定值定理及其推论, 其中包括著名的三角形的高线定理。Abstract: In this paper, a fixed value theorem for direct areas of height triangles in circular inscribed polygons is obtained, and some results, including the famous height theorem in a triangle, are deduced.