+0  
 
0
247
1
avatar+222 

 A circle has a radius of 12.6 cm 

 What is the exact length of an arc formed by a central angle measuring 120°? 

 Express your answer using π

whosmans  Mar 6, 2018
 #1
avatar+92895 
+3

S  = arc length

 

S  =  2 pi (radius) (120 /360)

 

S  =  2 pi  (12.6) (1/3)

 

S  =  25.2 / 3   * pi  

 

S  =  8.4 pi   cm

 

 

 

cool cool cool

CPhill  Mar 6, 2018

31 Online Users

avatar
avatar
avatar
avatar
avatar
avatar
avatar
avatar

New Privacy Policy

We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive information about your use of our website.
For more information: our cookie policy and privacy policy.