Solve the Problem $\left( 9 \mathrm { mi } , 20 ^ { \circ } \right)$

question 264

Multiple Choice

Solve the problem.
-The locations, given in polar coordinates, of two planes approaching an airport are $\left( 9 \mathrm { mi } , 20 ^ { \circ } \right)$ and $\left( 2 \mathrm { mi } , 71 ^ { \circ } \right)$ . Find the distance between the two planes.

• A) \(\approx 7.9 \mathrm { mi }\)
• B) \(\approx 51.48 \mathrm { mi }\)
• C) \(\approx 9.22 \mathrm { mi }\)
• D) \(\approx 8.42 \mathrm { mi }\)