45 180 On an open ground a motorist follows a track that turn to his left by an angle of 72 after every 1000 m Starting from a

Question

45 180 On an open ground a motorist follows a track that turn to his left by an angle of 72 after every 1000 m Starting from a given turn the displacement of motorist at forth turn is 1500 m 1000 m 1732 m 4000 m

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