Math and Co-ordinate Geometry
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find the distance between following pair of point
The area of any quadrilateral with perpendicular diagonals of length d1 and d2 is given by 1/2d1d2.
Show that the area of the quadrilateral ABCD where points A,b,c and d have coordinates (-1,4),(3,7),(5,2)and (-5,-17) respectively is 80 units ^2.
Show that the area of the quadrilateral ABCD where points A,b,c and d have coordinates (-1,4),(3,7),(5,2)and (-5,-17) respectively is 80 units ^2.
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