Question

A girl delivering newspapers covers her route by traveling 2.00 blocks west, 3.00 blocks north, and then 7.00 blocks east.

(a) What is her resultant displacement?
____blocks at ____° north of east

(b) What is the total distance she travels?
____blocks

Answer 1

b. should be easy because she travels 2+3+7 blocks for a total of 12 blocks

Answer 2

ok =)

Answer 3

then what could a be?

Answer 4

Part a is a little more tricky:

So she travels √(5^2+3^2) = √34 blocks