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...
Not vary relevant to the main plot line of the story
Answer:
I think it's great!
Explanation:
Edit booth with both
space between time and energy with the comma
Space between Lots and the period
change thirty dollar to $30
