Nigel walks x miles due west, turns 150° to his left and walks 3 miles in the new direction. If he finishes at a point 2 miles from his starting point, then x is:
- not uniquely determined by the given information.
At this point, Nigel is 2 miles from his starting point.
Ack! There are two possible starting points, look:
So, we can’t tell. It’s (d).