MathNet 2026 — Part 07 Question 112

Question 112

A square with an area of $40~\mathrm{m}^2$ is inscribed in a semicircle. The area of the square that could be inscribed in the circle with the same radius is

$100~\mathrm{m}^2$
$120~\mathrm{m}^2$
$80~\mathrm{m}^2$
$140~\mathrm{m}^2$