In the Figure, a Block of Mass M Hangs at Rest

Multiple Choice

In the figure, a block of mass M hangs at rest. The rope that is fastened to the wall is horizontal and has a tension off 52 N. The rope that is fastened to the ceiling has a tension of 91 N, and makes an angle θ with the ceiling. What is the angle θ?

A) 55°
B) 35°
C) 30°
D) 63°
E) 45°