Solve the Problem $77 \mathrm { lb }$ Is Hanging from the End of a Rope

Multiple Choice

Solve the problem.
-A box weighing $77 \mathrm { lb }$ is hanging from the end of a rope. The box is pulled sideways by a horizontal rope with a force of $20 \mathrm { lb }$ . What angle, to the nearest degree, does the first rope make with the vertical?

A) $23 ^ { \circ }$
B) $8 ^ { \circ }$
C) $15 ^ { \circ }$
D) $30 ^ { \circ }$