A boy walks north and then east

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

Problem

A boy walks

60\,\text{m}

north and then

80\,\text{m}

east. Which one of the following values could be the magnitude of his displacement? (a)

80\,\text{m}

(b)

140\,\text{m}

(c)

100\,\text{m}

(d)

120\,\text{m}