2025 AHS PRELIMS P2 Q7

The position vector of point \(C\) is \(\begin{pmatrix}2\\-3\end{pmatrix}\). The position vector of point \(D\) is \(\begin{pmatrix}4\\h\end{pmatrix}\). \(|\overrightarrow{CD}|=\sqrt{20}\). Find the two possible values of \(h\).[3]