It is correct to say d=2r?
Is it possible you mean d=r•r. Because that is incorrect.
Answer:
29n+1, I think
Step-by-step explanation:
P = 2(l + w)
P= 2(9.5n + 10 +5n-9.5)
p = 2(14.5n + 5)
P= 29n + 1
Since they didn't give you the value of n, I would leave it like that
Answer:
Runner A ran 3 miles everyday whilst his mate ran 3 1/2. How long till they both run the same distance?
Step-by-step explanation: