Two projectiles are thrown with the same initial velocity at angles $\alpha$ and $(90^{\large\circ}-\alpha)$ with the horizontal.The maximum heights attained by them are $h_1$ and $h_2$ respectively.Then $\large\frac{h_1}{h_2}$ is equal to

Question

$\begin{array}{1 1}\sin^2\alpha\\\cos^2\alpha\\\tan^2\alpha\\1\end{array} $