Question

A train at a constant 41.0 km/h moves east for 38 min, then in a direction 44.0° east of due north for 25.0 min, and then west for 59.0 min. What are the (a) magnitude (in km/h) and (b) angle (relative to north, with east of north positive and west of north negative) of its average velocity during this trip?

Answer 1

See my answer to your later post of the same question.

Answer 2

http://www.jiskha.com/display.cgi?id=1328529656