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euclidean geometry - How to find the interior angle of an irregular pentagon or polygon? - Mathemati
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日期:2024-04-28
I have 5 points and measures of sides of pentagon in 2D. Then how do i find interior angles of pentagon? Suppose $P_1,P_2,P_3,P_4,P_5$ are five points of Pentagon $P_1P_2P_3P_4P_5$. I know how to find angle of triangle giving sides using cosine formula.To...看更多