I don't have a clue what this a0 at the right stands for, but if we neglected it, we can solve the problem.

So the answer would be 25.
Hope this helps.
5.2+4.8= 10
So it has to be 20 I think
Answer:
See explanation below
Step-by-step explanation:
x = 16sin49° = 12.1
y = 16cos49° = 10.5
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