Two parallel lines l and m are intersected by a transversal t. Show that the quadrilateral formed by the bisectors of interior angles is a rectangle.

Two parallel lines l and m are intersected by a transversal t. Show th

1.	Two parallel lines l and m are intersected by a transversal t. Show that the quadrilateral formed by the bisectors of interior angles is a rectangle.
Answer» Two parallel lines $l$ and $m$ are intersected by a transversal $t$ . Show that the quadrilateral formed by the bisectors of interior angles is a rectangle.