+0  
 
0
164
2
avatar+44 

Which of these is the value of x?

 

4

 

4√2

 

8

 

8√2

 Mar 19, 2018
 #1
avatar+96201 
+2

sin (45)   =  4√2 / x       

 

1/√2 = 4√2 / x      rearrange  as

 

 

x =  4√2 /  [ 1/√2]

 

x  = 4√2  * [ √2 / 1 ]

 

x  = 4√2 * √2   =   4 * 2   =   8

 

 

cool cool cool

 Mar 19, 2018
 #2
avatar+1357 
+18

Good job Cphill!

 Mar 19, 2018

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