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scarlet is trying to find the height of a dam. she stands 90 meters away from the dam and records the angle of elevation to the top of the dam to be 26 degrees. if scarlet is 1.65 meters tall how tall is the dam



Answer :

Edufirst
Make a drawing with a right triangle.

The opposite side, y, is the height of the dam less 1.65 m

The base or adjacent side is 90 m

The angle between the two sides is 90 m.

Then tan (26) = y / 90

y = 90 tan(26) = 90 (0.4877) = 43.90 m

The height of the dam is 43.90m + 1.65m = 45.55 m