AREA OF TRIANGLE -STRAIGHT LINES- free study material – COORDINATE GEOMETRY FOR IIT – JEE ADVANCED / JEE MAINS

In this post a1maths.com explained area of triangle and how we get when coordinates of vertices of triangles are given in 2D

The result of area of triangle is proved using the result of area of trapezium in geometry

area of triangle

area of triangle
focus properly on proof

 

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