The actual factor is 6(x + 1)(x^2 - x +1).
Set this up as a proportion with the model stuff on top and actual building stuff on bottom.

. Cross multiply to get x = 780. The actual building is 780 inches. In feet that is 65.
900 because you have to add 24 squared + 18 squared
Answer:
The answer is 4
Step-by-step explanation:
hope this helps