Let the tangents drawn from $\mathrm{P}(-1,-1)$ to the circle $x^2+y^2-2 x-4 y-4=0$ touch the circle at the…
Let the tangents drawn from $\mathrm{P}(-1,-1)$ to the circle $x^2+y^2-2 x-4 y-4=0$ touch the circle at the points $\mathrm{A}$ and $\mathrm{B}$. Then the area of the triangle $\mathrm{PAB}$ (in square units) is