electrical magnatic field

lisa walks 10m north, 3m west, 5m north, 12m east and then stops to catch her breath .find her displacement and distance from her original point . then distinguish between displacement and distance

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1. (0,0) to (-3+12,10+5) = (0,0) to (9,15)
distance = 3+12+10+5 = 30
displacement = √(9^2+15^2) = 3√34

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