The area of the quadrilateral with vertices $A(-a, 0)$, $B(0, -a)$, $C(a, 0)$, $D(0, a)$ is —

Question

Accepted Answer

$2a^2$

Answer

$a^2$

Answer

$4a^2$

Answer

$\frac{a^2}{2}$

The area of the quadrilateral with vertices A(−a,0)A(-a, 0)A(−a,0), B(0,−a)B(0, -a)B(0,−a), C(a,0)C(a, 0)C(a,0), D(0,a)D(0, a)D(0,a) is —