SOLUTION: Use the Law of Sines or Cosines:
A jet takes off at a 14 degree angle. It travels at a rate of 275 ft/sec. How long does it take to reach an altitude of 12,000 feet?
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Question 90233: Use the Law of Sines or Cosines:
A jet takes off at a 14 degree angle. It travels at a rate of 275 ft/sec. How long does it take to reach an altitude of 12,000 feet?
Answer by Nate(3500) (Show Source): You can put this solution on YOUR website!
Prefered: draw a triangle and label
~ sine of x* = opp / hyp where * is degrees
~ distance = rate * time
sin(14*) = 12,000/(275x)
480/[11*sin(14*)] = x
x = about 180.4 seconds or about 3 minutes
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