Respuesta :

musiclover10045

9 x tan(20) = 3.2757

 so 3.3

ivycoveredwalls
With respect to the 20 degree angle, x is the opposite side, and 9 is the adjacent side, so use the tangent ratio (tan = opp / adj)

[tex]\frac{x}{9}=\tan 20 \\ x=9\tan 20[/tex]

Use a calculator (in degree mode!) to find a decimal for the answer.