1.

Given 3 points with position vectors ¯p1,¯p2 and ¯p3 which form the vertices of a triangle with side lengths a=|¯p2−¯p1|,b=|¯p3−¯p2|,c=|¯p1−¯p3|. Then the in-centre is given by

Answer»

Given 3 points with position vectors ¯p1,¯p2 and ¯p3 which form the vertices of a triangle with side lengths a=|¯p2¯p1|,b=|¯p3¯p2|,c=|¯p1¯p3|. Then the in-centre is given by



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