half of the triangle is a right angle triangle, so we use the phythagoras theorem and multipy our answer by 2
Answer:


Step-by-step explanation:
In the triangle we have the following trigonometric equations:

and also:

Answer:
42
Step-by-step explanation:
33+9=42
42-9=33
You add all of them together if it’s labeled with a X.
For example, the first X is 1 hour. If it has 2 Xs it would be 2 hours, if no X is shown above, it’s zero hours.
Answer is 12 hours.