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physos

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## Homework Statement

An object moves around a equilateral triangle with a constant speed (magnitude of velocity is constant) of 22.3 m/s. If it moves from the starting to ending point (as shown below) in a time of 12.69 seconds, what is the magnitude of the average acceleration vector in m/s2?

## Homework Equations

V[tex]\Delta[/tex]V= (rFx-rix/delta(t)) - (rfy-riy\delta (t))