9514 1404 393
Answer:
13.7
Explanation:
The mnemonic SOH CAH TOA reminds you of the relationship between the angle (17°), the side opposite (x), and the hypotenuse (47).
Sin = Opposite/Hypotenuse
Then ...
sin(17°) = x/47
Multiplying by 47 gives x:
x = 47·sin(17°)
x ≈ 13.7