The points 0 , 8 3 , 1 , 3 and 82 , 30

The points 0,83,1,3 and 82,30
  1. form an obtuse angled triangle
  2. form an acute angled triangle
  3. lie on a straight line
  4. form a right angled triangle

Solution

The points, A0,83,B1,3,C82,30 are collinear, as slope of AB=slope of BC, i.e.,

3-831-0= 30-382-1=13

Hence, option (Lie on a straight line) is correct.

Asked in: JEE Main 2015 (10 Apr Online)

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