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32 votes
32 votes
10 Find x. 30° 60° Y 1072 10v3 20 10

User Hazza
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1 Answer

8 votes
8 votes

To find x we can use the trigonometric identity of sin so we know that


\sin (\theta)=(oposite)/(adyacent)

So in our triangle will be:


\sin (30)=(10)/(x)

and we solve for x


\begin{gathered} (1)/(2)=(10)/(x) \\ x=10\cdot2 \\ x=20 \end{gathered}

User Mangesh Daundkar
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3.1k points