Moderate# Proving Triangles are Similar

SATMAT-EYKJZY

In $ \triangle QPR $ and $ \triangle XYT $, if the measure of $ \angle Q $ is $ { 71 }^{ \circ } $, the measure of $ \angle Y $ is $ { 77 }^{ \circ } $, and $ \angle Q\cong \angle X $, then what additional information would prove that these two triangles are similar?