A policeman goes 20 km east turns to the south he goes 30 km, and then again turns to his left and goes 10 km. how far is he from his starting point?
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14.14km.
He turns to the east then since he turns south, he retraces his path, comes backa nd goes 10 km further and then takes a left after which you have to use pythogoras theorem to calculate the answer. ( root of 10^2 + 10^2 = 14.12)
He turns to the east then since he turns south, he retraces his path, comes backa nd goes 10 km further and then takes a left after which you have to use pythogoras theorem to calculate the answer. ( root of 10^2 + 10^2 = 14.12)
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