HELP ASAP PLZ DONT GUESS THIS DEPENDS ON MY LIFE FRR(graph in pic)

If Sheila rotates triangle PQR 90° counterclockwise to form triangle LMN, what is the measure of angle MNL?
A.130 °
B.100 °
C.50 °
D.30 °

HELP ASAP PLZ DONT GUESS THIS DEPENDS ON MY LIFE FRRgraph in pic If Sheila rotates triangle PQR 90 counterclockwise to form triangle LMN what is the measure of class=