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  3. a train at a constant 48.0 km/h moves east for 42.

A train at a constant 48.0 km/h moves east for 42.0 min, then in a direction...

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Physics

A train at a constant 48.0 km/h moves east for 42.0 min, then ina direction 47.0° east of due north for 27.0 min, and then west for52.0 min. What are the (a) magnitude and (b) angle (relative toeast) of its average velocity during this trip?

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