Answer:
15/8 - 6/8= 9/8
Step-by-step explanation:
Answer with explanation:
→π is an Irrational Number.
→Decimal Representation of π is non terminating non repeating.

⇒5 π =15.70
I think the best possibility that could lead Aiden's mistake are the following, First, it must be that the length of the paper strips are not the same. Second, it would be that she miscounted the strips. I hope you are satisfied with my answer and feel free to ask for more
Perimeter of rectangle:2(length+width):2(13+7)=40
Perimeter of square:4(length of one side):4(x)=40
X=10
About 13,992
Hope that helps have a good day and can I get brainlist