Mathematics, 08.12.2020 19:30 hootie31

A block of wood weighing 18 pounds rests on an inclined plane that makes an angle of 60° with the horizontal. To the nearest pound, how much friction force is needed to prevent the block from sliding on the plane?

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A block of wood weighing 18 pounds rests on an inclined plane that makes an angle of 60° with the ho...