A boy walks west, then south, and then east. Determine his net displacement.
Let be the unit vector for east, and be that for north.
Caitlyn is walking around the campus. She walks north, then east, and at last north. Now, how far is she from her initial position?
Two helicopters take off from the same landing area. One helicopter proceeds due southwest. The second flies east. Determine the final position of the second helicopter with respect to the first.
is the vector sum of the two vectors: and What is vector in unit vector notation?
A girl walks east, then south, and then east. Find her total displacement.
is the unit vector for east, and is that for north.