Answer:
20
Step-by-step explanation:
20+20=40
What is 9 inches? Is 9 inches the diameter? Or the radius? What?
The equation for circumference is pi x diameter.
So assuming the 9 inches is the diameter:
Pi x 9 = 28.2743339
Circumference = 28.274 (3 d.p.)
Answer:
£210
Step-by-step explanation:
I think i just worked it out in my head
Answer:
21.
Step-by-step explanation: