Answer:
6,590 Gallons
Step-by-step explanation:
1,318 x 5 = <em>x</em>
<em>x</em> = 6,590
Move all the terms involving the sine to one side, and all the numbers to the other:

The answer is 489,300.
Work:
We go to the tenth's place, which is 9. Since 9 is higher than 5, we need to round the hundredth's place to 3.
That’s a lot of numbers lolll 3.14159265358979323846264338327950288419716939937510.... it goes on