Straight LineHard
Question
If the three lines p1x + q1y = 1, p2x + q2y = 1 and p3x + q3y = 1 are concurrent, then the points (p1, q1 ), (p2, q2 ) and (p3, q3 ) are -
Options
A.vertices of right angle triangle
B.vertices of an equilateral triangle
C.vertices of isosceles triangle
D.collinear
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