Answer:

Step-by-step explanation:
×
×
× 
1 × 1 × 1 × 1 = 1
3 × 3 × 3 × 3 = 81

Answer is in the photo. I can only upload it to a file hosting service. link below!
tinyurl.com/wpazsebu
I believe it is a Triangle with a base of 100 ft. and a height of 100 ft.
Yet that's what I learned in class, my teacher isn't paying attention to much of our lessons, so forgive me if this is wrong.
The GCF of 45 and 75 is 15.
So, divide both numbers by 15.
45/15 = 3
7515 = 5
Therefore, the simplified version of the ratio is 3 to 5
Best of Luck!
Is there suppose to be a image before I don’t get it.