Asked by dfsfsd
A river flows toward 90 degrees. A river boat pilot heads the boat at 297 degrees and is able to go straight across the river at 6 m/s.
What is the velocity of the current?
What is the velocity of the boat?
What is the velocity of the current?
What is the velocity of the boat?
Answers
Answered by
Steve
If the boat's speed is s, and the river's speed is r, and the boat is traveling east (0 degrees),
(0,r) + (s cos297,s sin297) = (6,0)
now just solve for r and s.
(0,r) + (s cos297,s sin297) = (6,0)
now just solve for r and s.
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