9514 1404 393
Answer:
88.2
Step-by-step explanation:
The mnemonic SOH CAH TOA reminds you of the relevant relation ...
Tan = Opposite/Adjacent
tan(10°) = x/500
x = 500·tan(10°)
x ≈ 88.2 . . . . units
_____
If you move the "500" dimension to the top of the figure, you see it is adjacent to the given angle, and the value x is opposite.