Formula of circle:
C= 2πr
The radius is half of the diameter, so divide 9 by 2
18/2=9
Then plug in 9 as the radius in the formula.
C= 2π(9)
Using you calculator multiply 2 by the symbol "π" and 9
Exact Form is 18π
Decimal Form is 56.54866776...
An expression of care and direction given in a sattle and absolute manner
"will produce" is future perfect tense. The word "will" means it hasn't happened yet, which means it couldn't possibly be past or present. The word "will" is also a give away that it is future perfect and not just future.
So then you could be able to predict what would or could happen in the future.