An observer stands 120 feet away from a church and measures the angles of elevation of the top and bottom of the steeple to be 24.4 degrees and 18.2 degrees respectivel. What is the height of the steeple to the nearest foot??
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Expert's answer
2010-09-09T09:42:28-0400
We can find the height of the steeple to the nearest foot in the following way: h = 120 tg(24.4) - 120 tg(18.2) = 15 feet
Comments
The symbol 'tg' means the tangent, arguments in brackets are measured in degrees
What´s the meaning of tg?
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