The three methods of determining latitudes are:
Celestial navigation - is the use of a celestial body such as the sun, the moon or a star at sight to know your location.
Sextant - is an instrument for navigation the uses two visible objects. The angle between the horizon and a celestial body will determine your location.
Octant - this is also an instrument used for navigation for calculation of angles.
Since you provide no options,
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Answer:
h = 74.823 m
Explanation:
given data
pole tall = 2.9 M
shadow long = 1.56 M
Tower shadow = 40.25 meters
solution
we get here tower height that is h
so as per given image below
we could see two similar triangles.
Similar triangles have sides proportional
tan θ =
h = 74.823 m