Circumference of a Coin: The $1 coin here depicts Sacagawea and her infant son. The diameter of the coin is 26.5 millimeters. Find the circumference. Use 3.14 for π and round to at least 1 decimal place.

The circumference is millimeters.

Question

Circumference of a Coin: The $1 coin here depicts Sacagawea and her infant son. The diameter of the coin is 26.5 millimeters. Find the circumference. Use 3.14 for π and round to at least 1 decimal place.



The circumference is  millimeters.

anonymous · Answer

@Michele_Laino

michele_laino · Answer

the requested sircumference, is given by the subsequent formula:
$$\Large \begin{gathered}
  circumference = 2 \times \pi  \times R =  \hfill \
   = \frac{{2 \times 3.14 \times 26.5}}{2} = ...? \hfill \ 
\end{gathered} $$

anonymous · Answer

L=2*π*r, where r=0.0265m, than L=2*π*0.0265m<=>L=π0.053m