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A man goes 10 m towards North, then 20 m towards east then displacement is

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A man goes 10 m towards North, then 20 m towards east then displacement is
A. 22.5 m
B. 25 m
C. 25.5 m
D. 30 m
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Displacement =AC `=sqrt((AB)^(2) + (BC)^(2))`
`=sqrt((120m)^(2) + (20m)^(2)) = sqrt(100 + 400) = 22.5`m
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