Question
Using a protractor, draw $\angle\text{BAC}$ of measure $45^\circ .$ Take a point $P$ in the interior of $\angle\text{BAC}.$ From $P$ draw line segments $PM$ and $PN$ such that $\text{PM}\perp\text{AB}$ and $\text{PN}\perp\text{AC},$ Measure $\angle\text{MPN}.$



