An airplane undergoes the following displacements:? First, it flies 59km in a direction 30 degrees east of north. Next, it flies 65km due south. Finally, it flies 100 km 30 degrees north of west. Using analytical methods, determine how far the airplane ends up from its starting point.

A.) 67.6 km B.) 68.9 km C.) 70.3 km D.) 66.2 km E.) 64.8 km can you show me how to work it out?