Circle

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A circle C of radius 1 is inscribed in an equilateral triangle PQR. The points of contact of C with the sides PQ, QR, RP are D, E, F, respectively. The line PQ is given by the equation 3x + y - 6 = 0 and the point D is (

3√3

). Further, it is given that the origin and the centre C are on the same side of the line PQ.

Section: Mathematics

Question : 27 of 27

Marks: +1, -0

Equations of the side QR and RP are

[JEE Adv 2008 P1]

y =
2
√3
x+1 , y = −
2
√3
x - 1
y =
1
√3
x , y = 0
y =
2
√3
x + 1 , y = −
√3
2
x - 1
y = √3 x , y = 0

Validate

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