+6251 Quote:At a certain point in a large, level park, the angle of elevation to the top of an office building is 30 degrees. If you move 400ft closer, the angle of elevation is 45 degrees. To the nearest 10 ft, how tall is the building?
+118677 williamfartsabomb:The problem reads:
At a certain point in a large, level park, the angle of elevation to the top of an office building is 30 degrees. If you move 400ft closer, the angle of elevation is 45 degrees. To the nearest 10 ft, how tall is the building?
I tried to solve it myself, but I couldn't find the adjacent measurement of 45 degrees. Please explain how to solve this problem. Thanks you!
