Find the Unknown Sides of the Right Triangle (See Illustration) $$b = 21.67 \mathrm {~km} , \angle B = 82.01 ^ { \circ }$$

Multiple Choice

Find the unknown sides of the right triangle (see illustration) . Round your answer to the appropriate number of significant digits. $$b = 21.67 \mathrm {~km} , \angle B = 82.01 ^ { \circ }$$

A) a = 154.4 km, c = 21.46 km
B) a = 16.2 km, c = 27.04 km
C) a = 155.9 km, c = 154.4 km
D) a = 3.042 km, c = 21.88 km
E) a = 21.88 km, c = 3.042 km