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Find the value of k so that the area of triangle with vertices (k+1,1),(4,-3 )&(7 -k) |
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Answer» 3 Put the formula, area of triangle =1/2[x1(y2 -y3) + x2(y3-y1) + x3(y1-y2)]...... yu will get the answer........ 6 square units |
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