If PQRS is a rectangle and M is the midpoint of RS, prove PM is congruent to QM.

P----------------Q
|\ /|
| \ / |
| \ / |
| \ / |
| \ / |
R--------M-------S
*be as explanatory as possible

1 answer

PRM and QSM are right triangles
RM=MS
PR=QS

by SAS, the triangles are congruent, so PM=QM