# Chapter 3 - Vectors - Problems: 14c

$143.178\,m$

#### Work Step by Step

The overall displacement is given as: $(-140\,m)\hat{i} + (30\,m)\hat{j}$ The magnitude of this vector is (by the Pythagorean theorem); $\sqrt{(-140\,m)^2+(30\,m)^2} = 143.178\,m$

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