The area (in sq.units) of the region bounded by the curve $y = \cos x$ between $x = -\frac{\pi}{2}, x = \frac{\pi}{2}$ and the x-axis is

Area bounded by the curve $y^2 = 4x$ and the lines $y = 2$ and $x = 0$ is

The area of region bounded by the curve $y^2 = 4ax$ and the straight line $x = 2a$, $a > 0$ in the first quadrant is:

The area of the region bounded by the lines $x+2 y=12, x=2, x=6$ and $x$-axis is :

The area of region bounded by the curves $4y = x^3, y = 0$ and $x = 4$ in the first quadrant is :

The line $y = x$, partition the area of the circle $(x-1)^2 + y^2 = 1$, into two segments. The area of the major segment is

The area enclosed between $y^2 = 4x$, $x = 1$, $x = 4$ in first quadrant is :