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thankies

Guest May 21, 2018
 #1
avatar+970 
+2

Hey Guest! 

 

This is a basic trigonometrey relationship. 

 

We use cosine in this case, where cosine is adjacent over hypotenuse. 

 

\(\cos{30ยบ}=\frac{x}{10}\)

\(\frac{\sqrt3}{2}=\frac{x}{10}\)

\(x=\boxed{5\sqrt3}\)

 

I hope this helped,

 

Gavin

GYanggg  May 21, 2018
 #2
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+1

Tahnk you so much :)

Guest May 21, 2018

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