Question

Prove that the diagonals of the square bisect the interior angles.

Answer 1

prove triangle STP is congruent to triangle QTP

Side, Side, Side test seems straight forward...

then angle TPS and angle TPQ are corresponsing angles in congruent triangles and equal.

then RP bisects angle SPQ.... which proves bisecting the angle

Answer 2

Thank you very much this seems to be the best way I've come up with as well! :)