PointHard
Question
If A(cosα, sinα), B (sinα, − cosα), C (1, 2) are the vertices of a ᐃABC, then as α varies, the locus of its centroid is -
Options
A.x2 + y2 − 2x – 4y + 3 = 0
B.x2 + y2 − 2x – 4y + 1 = 0
C.3(x2 + y2 ) − 2x − 4y + 1 = 0
D.None of these
More Point Questions
Opposite vertex of a square are (3, −4) and (−5, 2) then area of square is -...If the vertices of a triangle be (0, 0), (6, 0) and (6, 8), then its incentre will be -...The pair of straight lines x2 - 4xy + y2 = 0 together with the line x + y + 4√6 = 0 form a triangle which is...Reflecting the point (2, −1) about y - axis, coordinate axes are rotated at 45o angle in negative direction withou...If A (4, −3); B (3, −2) and C(2, 8) are vertices of a triangle, then the distance of its centroid from y- ax...