230 N box on 5 m inclined plane: force components

[dandirom]

A 230-Newton box rests on a plank 5 meters long. One end is 1.20 meters higher than the other end.

Find the components of the force the box exerts:

a) parallel to the inclined plane
b) perpendicular to the inclined plane

 

[Hootenanny]

Could you please post what you have attempted thus far?