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If the points A(x,2)B(-3,-4)and C(7,-5) are …

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If the points A(x,2)B(-3,-4)and C(7,-5) are collinear then find the value of x

Posted by Dikshant Chaudhary 6 years, 11 months ago

CBSE > Class 10 > Mathematics

1 answers

Ahere Kashinath 6 years, 11 months ago

By using the formula of area of triangle 1/2{(x1(y2-y3)+x2(y3-y1)+x3(y1-y2)}. Area of triangle=0{because points are collinear}. We get the value of x.

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CBSE > Class 10 > Mathematics