Question

A helpful hand please

Answer 1

$\bf s=\sqrt{2gh}\quad \begin{cases} s=speed\\ g=gravity\\ h=height\\ -----\\ s=34\\ g=32 \end{cases}\implies s^2=2gh\\\\\\ \cfrac{s^2}{2g}=h\implies \cfrac{34^2}{2\cdot 32}=h$