Answer:
12/13
Step-by-step explanation:
By definition, for a right triangle with an internal angle X
sin X = length of opposite side / length of hypotenuse
in this case,
for angle F, the opposite side = GH and the hypotenuse is HF
hence
sin F = GH / HF = 12/13
3. you cannot simplify √30
Answer:

Step-by-step explanation:

Answer:
8/19 if you turn it into a inproper fraction.
Step-by-step explanation: