chalte chalte coordinate

JEE Main 2015 Papers › Co-ordinate Geometry questions › chalte chalte coordinate

inside a equilateral triangle ABC a point P moves such that

d(P,BC)>=MAX{d(P,AB),d(P,AC)}

then the area bounded by all possible positions of P is
a)trinagle
b)circle
c)quadilatral
d)pentagon

#Mathematics #Co-ordinate Geometry

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metal ·2009-05-01 06:34:29

It will be a quadrilateral.

Let the perpendiculars from B and C meet the sides AC, and AB, at E and D respectively, and meet each other at F.
The point P can lie anywhere , on or within the quadrilateral ADFE.

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