I think it would be 78.54

Because which numbers will make the expessions undefined. We will focus on the denominator only.
Factor the terms.

Now which 2 numbers that will make these terms become 0?
12 and - 1 of course.
So these 2 numbers that will make the expressions undefined are 12 and - 1
56 ÷ 2 = 28
28 + 28 = 56
<em>Have a luvely day!</em>
Im not sure but I think its C
Answer:
The perimeter is 92 ft
Step-by-step explanation:
Add all of the sides up