Asked by Mark
10. A person notices that the angle of elevation from where he is standing to the top of a pole is 40°. Then he backs up
12 feet and notices that the angle of elevation to the top of the pole is now 32°. How tall is the pole?
12 feet and notices that the angle of elevation to the top of the pole is now 32°. How tall is the pole?
Answers
Answered by
Steve
draw the diagram. It should be clear that if the height is h,
h cot32° - h cot40° = 12
h cot32° - h cot40° = 12
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