Correct Answer - D
`DeltaPQR` is isosceles triangle with `PQ=4sqrt2`, `PR=6sqrt2=QR.`
The coordinates of its incentre N are
`((4sqrt2xx9+6sqrt2xx1+6sqrt2xx1)/(4sqrt2+6sqrt2+6sqrt2),(4sqrt2xx0+6sqrt2xx2sqrt2+6sqrt2xx-2sqrt2)/(4sqrt2+6sqrt2+6sqrt2))`
or, (3, 0)
`:." In radius = MN = 2"`