math
posted by rory .
A vehicle having a mass of 1.5tonnes is standing on an incline of 18degree to the horizontal.Determine the components of its weight parallel and perpendicular to the road surface.

math 
Henry
Fp = 1.5*sin18 = Parallel Force(Wt.)
Fn=1.5*cos18 = Normal or perpendicular force(Wt.).
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