To convert from radians to degrees multiply by 180 / π, So:-
3 π / 5 = 180 * 3 * π / 5π
= 540 / 5
= 108 degrees answer
In the attachment is a graph of the cosine function that represents changing of the tide.
y max = 10 ft at midnight
y min = 5 ft at 6 AM
Answer:
I got 23 so I am not sure sorry
395 *25% could also be interpreted as 395/4
395 = 98.75
4
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