Respuesta :
[tex]\bf \textit{circumference of a circle}\\\\
C=2\pi r\qquad
\begin{cases}
r=radius\\
d=diameter\\
d=2r\\
-------\\
C=56.5
\end{cases}\implies 56.5=2\pi r\implies \cfrac{56.5}{2\pi }=r
\\\\\\
d=2r\implies d=\underline{2}\cdot \cfrac{56.5}{\underline{2}\pi }\implies d=\cfrac{56.5}{\pi }[/tex]
Step-by-step explanation:
The circumference of a circular hot tub at a hotel is 56.5 yards what is the diameter of the hot tub
