Physics
posted by Abi .
A 5.4 kg bag of groceries is in equilibrium on an incline of angle θ= 150. Find the magnitude of the normal force on the bag

Physics 
bobpursley
How can an incline be of an angle greater than 90 degrees? Incline angles are measured to the horizontal, I thought.
Maybe you mean 15 degrees.
normal force= mg*Cos15
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