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To find the value of K if the points A(2,3) B(4,K) and C(6,-3) are collinear

Posted by Mohammed Fazlur Rehmaan 6 years, 10 months ago

CBSE > Class 10 > Mathematics

1 answers

Aryan Pratap 6 years, 10 months ago

If the points are collinear than there wold be no triangle form I. E area=0 1/2[x1(y2-y3)+x2(y3-y1)+x3(y1-y2)]=0 [2(k+3)+4(-3-3)+6(3-k)=0 2k+6-24+18-6k=0 -4k=0 k=0 Hence for k=0 the points will be collinear.

3Thank You

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CBSE > Class 10 > Mathematics