A hiker walks north

PHYSICS · Single correct · CBSE · Physics · Motion in a Plane · Motion in a Plane

Problem

A hiker walks 3 km3\,\text{km} north, then 4 km4\,\text{km} east, and finally 5 km5\,\text{km} south. What is the magnitude of the hiker's resultant displacement from the starting point? (a) 4 km4\,\text{km} (b) 12 km12\,\text{km} (c) 4.5 km4.5\,\text{km} (d) 5 km5\,\text{km}

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