Let A (0, β), B (–2, 0) and C (1, 1) be the vertices of a triangle then Angle A of the…
Mathematics · JEE Advanced · NTA Exams — Co-ordinate Geometry
Let A (0, β), B (–2, 0) and C (1, 1) be the vertices of a triangle then
- (–1, 2)
- \(\left(2, \frac{5}{2}\right)\)
- \(\left(-1, \frac{2}{3}\right) \cup\left(\frac{2}{3}, 2\right)\)
- None of these
Answer
(C) (-1, 2 3 ) ( 2 3 , 2 )
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