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Mathematics 19 Online
OpenStudy (anonymous):

In the triangle ABC, if side a is 3, side b is 4, and side c is 5, what is the cosine of the smallest angle?

OpenStudy (anonymous):

PLEASE HELP

Directrix (directrix):

@bridgethards The smallest angle is the angle opposite the smallest side of the triangle. |dw:1374819993308:dw|

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