a farmer moves along the boundary of a rectangular field ABC as shown in the figure he takes 4 minutes to travel across each side is the motion of this former uniform or nonuniform find his average speed over one complete round of this field
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total distance 80+40+80+40=240
total time. 4+4+4+4min=16
average speed. 240/ 16
average speed. 15 m/ min
kraze71:
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