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Which trig ratio will be helpful in finding the missing side length?

Which trig ratio will be helpful in finding the missing side length?-example-1
User Glob
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Since we know the hypotenuse and we need to calculate the opposite side we need to use the sine function since:


\begin{gathered} sin(\theta)=\frac{opposite}{_{\text{ }}hypotenuse} \\ so: \\ sin(21)=(x)/(22) \end{gathered}

Answer:

sin(21)

Which trig ratio will be helpful in finding the missing side length?-example-1
User Cogitovita
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