The maximum area of a right-angled triangle with hypotenuse \( h \) is:
(a) \( \frac{h^2}{2\sqrt{2}} \)
Show Hint
For a right-angled triangle with hypotenuse \( h \), the maximum area occurs when \( \theta = 45^\circ \), leading to the formula \( A = \frac{h^2}{4} \).