Answer:
the actaul anserw is 17.6
Explanation:
C=
\,\,2 \cdot \pi \cdot\color{red}{2.8}
2⋅π⋅2.8
\color{green}{C}=
C=
\,\,2 \cdot\color{red}{2.8}\cdot \pi
2⋅2.8⋅π
Commutative property of multiplication
\color{green}{C}=
C=
\,\,5.6\pi
5.6π
Circumference in terms of \piπ
\color{green}{C}=
C=
\,\,17.59291886...
17.59291886...
Multiply, using the \piπ button on your calculator
\color{green}{C}\approx
C≈
\,\,17.6
17.6
Round to the nearest tenth