Height of an Obelisk Two people decide to find the height of an obelisk. They posi-tion themselves 25 feet apart in line with, and on the same side of, the obelisk. If they find that the angles of elevation from the ground where they are standing to the topof the obelisk are 65 degree and 54 degree , how tall is the obelisk?
Ratios
A ratio is a comparison between two numbers of the same kind. It represents how many times one number contains another. It also represents how small or large one number is compared to the other.
Trigonometric Ratios
Trigonometric ratios give values of trigonometric functions. It always deals with triangles that have one angle measuring 90 degrees. These triangles are right-angled. We take the ratio of sides of these triangles.
Height of an Obelisk Two people decide to find the height of an obelisk. They posi-
tion themselves 25 feet apart in line with, and on the same side of, the obelisk. If they find that the
of the obelisk are 65 degree and 54 degree , how tall is the obelisk?
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