Solve the Problem $35.8 \mathrm {~cm}$ And $16.1 \mathrm {~cm}$ If the Longer Diagonal Has a Length Of 35.8

Multiple Choice

Solve the problem.
-A parallelogram has sides of length $35.8 \mathrm {~cm}$ and $16.1 \mathrm {~cm}$ . If the longer diagonal has a length of $37.9 \mathrm {~cm}$ , what is the angle opposite this diagonal? Give your answer to the nearest tenth of a degree.

A) $63.3 ^ { \circ }$
B) $64.9 ^ { \circ }$
C) $84.8 ^ { \circ }$
D) $19.2 ^ { \circ }$