Area of the region $$\left\{(x, y): x^{2}+(y-2)^{2} \leq 4, x^{2} \geq 2 y\right\}$$ is

The area of the region $$\left\{(x, y): x^{2} \leq y \leq 8-x^{2}, y \leq 7\right\}$$ is :

The area bounded by the curves $$y=|x-1|+|x-2|$$ and $$y=3$$ is equal to :

The area of the region given by $$\{ (x,y):xy \le 8,1 \le y \le {x^2}\} $$ is :