+0  
 
0
510
1
avatar

if 0 degrees < x degrees < 90 degrees, and sin x = 1/2, then cos x = ?

 Mar 10, 2017
 #1
avatar+128475 
0

cos x  =  √3 / 2

 

 

cool cool cool

 Mar 10, 2017

1 Online Users

avatar