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
328
1
avatar+176 

https://vle.mathswatch.co.uk/images/questions/question1203.png

 Nov 4, 2017
 #1
avatar+638 
+1

The answer to a is pi * x

 

Use this formula to solve the second one, this will help you learn. 

 Nov 4, 2017

9 Online Users

avatar