# Point $X$ is on $\overline{AC}$ such that $AX = 3 CX = 12$. If $\angle ABC = \angle BXA = 90^\circ$, then what is $BX$?
• Point $X$ is on $\overline{AC}$ such that $AX = 3 CX = 12$. If $\angle ABC = \angle BXA = 90^\circ$, then what is $BX$?