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Nita walks from her house 160 m North and from there 630 m west to visit her friend. While coming back she walked diagonally from her friends house, back

to her home.What distance did she walk while returning? PlzzZ Help..!!


Use pythagorean theorem.

d=\sqrt{160^2+630^2} \\ d=650

Therefore she walked 650 metres wihile returning.
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