+0  
 
-1
505
1
avatar

Find the radius r of the circle if an arc of length 6 m on the circle subtends a central angle of 2π/5 rad. (Round your answer to two decimal places.)

 Apr 19, 2018
 #1
avatar+98061 
+1

Arc  Length  =  radius *  central angle  (in rads)

 

So we have

 

6  = radius  * (2/5)pi

 

6 (5/2) / pi  =  radius  =   30/pi ≈  9.55 m

 

 

cool cool cool

 Apr 19, 2018

27 Online Users

avatar
avatar