help pls help plssssssssss

Answer:
3.8 cm
Step-by-step explanation:
You use the tangent ration(opposite/adjacent)
tan(theta) = x/y
tan(19) = x/11
11 * tan(19) = x
Put this in a calculator and you get 3.7876 cm
we are told to round so you get 3.8 cm.