Answer:

Step-by-step explanation:
The longest side
Think about it. The widest angle would leave a resulting long side to reach the ends of the angle
If you look at the picture, the side across from the widest angle has the longest length
Wow.... My brother Said that it took him a while to figure it out... but
add 110.25 and 55.45
you would get 165.70
multiply 165.70 by 4.5
then you would get 745.65
745.65 is your answer
The answer to the equation is 6