Notes: Show all work for full credit and don't forget the units.

The side of the building in fig $($a$)$ is subjected to a wind loading that creates a uniform

normal pressure of $15$ kPa on the windward side and suction pressure of $5$ kPa on the

leeward side. Determine the horizontal and vertical components of reaction at the pin

connections $A,B$ and $C$ of the supporting gable arch

$($a$)$