<span>since C = 2πr
so r=C/2π</span>
Step-by-step explanation:

Answer:
-6
Step-by-step explanation:
Answer:
are=πr²
3.14*8*8
=200.96 inches²
Step-by-step explanation:
Answer:
5x-6
Step-by-step explanation:
f(x) = 2x + 3
g(x) = 3x - 9
f(x) + g(x) = 2x + 3 + 3x-9
= 5x-6