We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive pseudonymised information about your use of our website. cookie policy and privacy policy.
 
+0  
 
0
62
3
avatar

thank you!!! cheeky

 Jun 13, 2019
 #1
avatar+101856 
+3

Circumference  =   2pi * r  ....so....

 

4pi^2  = 2 pi * r        divide both sides by  2 pi

 

2 pi  =  r

 

So...the area  =

 

pi * r^2  =

 

pi * (2 pi)^2

 

4 pi ^3    units^2

 

cool cool cool

 Jun 13, 2019
 #2
avatar
0

Could it be formatted as 4pi^3/2 my math review has specific rules for how to write itindecision

Guest Jun 13, 2019
 #3
avatar+101856 
+2

But   4 pi^3 / 2    is just 1/2 of the area

 

 

cool cool cool

CPhill  Jun 13, 2019

7 Online Users

avatar