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A boat drops an anchor to the bottom of a lake. The anchor rope makes a 15 degree angle with the boat. The anchor rope is 24 fe...Asked by jamie
A boat drops an anchor to the bottom of a lake. The anchor rope makes a 15 degree angle with the boat. The anchor rope is 24 feet long. How deep is the lake to the nearest foot?
Answers
Answered by
Reiny
Did you make your sketch?
If the depth is y
you should see that
h/24 = cos15°
h = 24cos15 = appr 23 ft
If the depth is y
you should see that
h/24 = cos15°
h = 24cos15 = appr 23 ft
Answered by
jamie
thank you! I guess I did it wrong
Answered by
Damon
LOL, I would have had the 15 degrees from horizontal, living on the bleak ocean where at least a seven to one scope is required.
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