Question Number 84156 by naka3546 last updated on 10/Mar/20
Commented by Tony Lin last updated on 10/Mar/20
Commented by Tony Lin last updated on 10/Mar/20
$${Area}=\frac{\left(\mathrm{10}\sqrt{\mathrm{2}}\right)^{\mathrm{2}} }{\mathrm{4}}=\mathrm{50} \\ $$