Quadrant

A sqaure of side 4 cm is inscirbed in a circular quadrant such that one of the corners of the square coincides with the centre of the quadrant and the diagonally opposite corner lies on the periphery of the quadrant. The area of the quadrant not covered by the square is

The region represented by the inequation system x ,\ ygeq0,\ ylt=6,\ x +ylt=3 is (a) Unbounded in first quadrant (b)Unbounded in first and second quadrants (c)Bounded in first and second quadrants (d)None of these