his final location is 4 east, 3 south
so the distance is 5km
A man travels 12km towards west then 3 km towards south and then 8 km towards east. How far is he from the Start?
3 answers
D = -12 - 3i + 8 = -4 - 3i = 5km[37o].
D = 5km[37o] S. of W.