Answer:
it's option c. - 3
Hope it will help :)❤
A boat traveling upstream goes 84 kilometers in 7 hours. If the return trip takes only 3 hours, what is the speed (in kilometers
1 answer:
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Answer:
Or
Step-by-step explanation:
We want to find the angle which forms a y-coordinate of
on the unit circle.
The y-coordinate on the unit circle is given by .
This implies that
Or