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The four vertices of a quadrilateral are (1,2), (-5,6), (7, -4) and (k, -2) taken in order. If the area of the quadrilateral is zero, find the value of k |
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Answer» K=11 Because if area of the quadrilateral is zero then all the points lie on the same line . Step1. Find equation of line with the help of given points . Step1. Put point (k,-2) Step3. Solve it for k. |
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