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Mathematics 7 Online
OpenStudy (anonymous):

A 4 kg block slides down a rough inclined plane inclined at 30° with the horizontal. Determine the coefficient of kinetic friction between the block and the surface if the block has an acceleration of 1.2 m/s2.

OpenStudy (anonymous):

PLease answer step by step!

OpenStudy (anonymous):

please !!

OpenStudy (kainui):

Draw out a picture and I can show you and help you understand.

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