+0  
 
0
509
1
avatar

Find arc QR

 

 Jul 12, 2020
 #1
avatar+37170 
+1

120o   x  pi /180o = 2/3 pi Radians   

2/3 pi x 10(2)  = 20 pi /3                  [ 10(2) is the diameter]

 Jul 12, 2020

0 Online Users