The picture is black or maybe it’s just me sorry
A(x)= (f(x)-f(a)) \ (x-a)
use "\" as the divide
I think maybe the answer is probably 7. Hope this helps !!
Answer:
Step-by-step explanation:
Let
Plot the coordinates
see the attached figure
we know that
The perimeter is equal to
we have
substitute
Convert to miles
If each unit represents 1 mile
then