Question

A child walks 5 meters north, then 4 meters east, and finally 2 meters south. What is the magnitude of the resultant displacement of the child after the entire walk?

Answer 1

draw it out on a sheet and use Pythagoras' theorem. I'm sure you can solve this. try

Answer 2

it doesnt work.

Answer 3

it doesnt come out a sa triangle.

Answer 4

sa ?

Answer 5

it doesnt come out as a triangle.

Answer 6

wait a sec, let me draw

Answer 7

oops

Answer 8

yea.

Answer 9

I don't know what for I'm in such haste. I meant, apply the theorem to the final triangle

Answer 10

got it, thanks!

Answer 11

:)