+0  
 
0
85
1
avatar

The radius of a circle is 2 inches. When the radius is doubled, by how many inches is the perimeter increased? Express your answer in terms of pi.

 Jul 6, 2022
 #1
avatar+124676 
+1

When the radius is doubled  the perimeter is also doubled

 

So

 

2pi * 4 -  2pi * 2 =   

 

8pi  - 4pi =

 

4 pi

 

 

cool cool cool

 Jul 6, 2022

14 Online Users