Question 1109152
(note: south is negative of north, west is negative of east)


directions: north 3 blocks, east 5 blocks, north -7 blocks, east -3 blocks
Overall, you are (3-7) = -4 blocks north and (5-3) = 2 blocks east.


distance to start = sqrt((-4)^2 + 2^2) = 2sqrt(5) blocks