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...
In the sentence "They say we will not be able to afford to own houses in a few years." there's a <u>pronoun reference</u> error. It is unclear who the pronouns<em> they </em>or <em>we </em>are referring to.
Pronouns are used to replace nouns, and it is considered to be a pronoun reference error when the reader is unable to deduce from the text the noun being replaced by the pronoun.
C! You never need to worry ab taking too much time proofing