A hanger is subject to three equal point loads. Find the following reaction forces and moments:

A$)$ Vertical reaction force.

B$)$ Horizontal reaction force.

C$)$ Moment reaction.

Given:

$P_1=P_2=10$kips

$P_3=20$kips

$H=40ft$

$a=5ft$

$b=15ft$

Figure $2-$ Hanger with $3$ Point Loads