179k views
0 votes
Radius of circle with circumference 19pi

User NCA
by
8.3k points

1 Answer

4 votes


\textit{Circumference of a Circle}\\\\ C=2\pi r ~~ \begin{cases} r=radius\\[-0.5em] \hrulefill\\ C=19\pi \end{cases}\implies 19\pi =2\pi r\implies \cfrac{19\pi }{2\pi }=r\implies \boxed{9.5=r}

User Pablo Pardo
by
8.7k points

Related questions

asked Feb 26, 2017 188k views
Zeyad Shaban asked Feb 26, 2017
by Zeyad Shaban
7.9k points
1 answer
3 votes
188k views
asked Jul 10, 2015 147k views
Informat asked Jul 10, 2015
by Informat
8.3k points
1 answer
3 votes
147k views
asked Feb 28, 2017 214k views
ELLIOTTCABLE asked Feb 28, 2017
by ELLIOTTCABLE
8.4k points
2 answers
5 votes
214k views