Answer:
The constant between two consecutive terms is called the common difference. The common difference is the number added to any one term of an arithmetic sequence that generates the subsequent term.
leg^2 + leg^2 = hyp^2
5^2 + 12^2 = hyp^2
25 + 144 = hyp^2
169 = hyp^2
13 = hyp
Hope this helps! ;)
Yes
Basically a scatter plot is a type of function.