What is the area of 49ft x 14.5ft x 63ft x 95.5ft x 112.5

I'll give brainliest if you answer right : )

Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b

I'm a polygon i have no parallel lines i am formed 3 line segments i have one right angle two of my angles are angles what am i