emmasandberg182
04.02.2020 •
Mathematics
Abuilding in a downtown business area casts a shadow that measures 88 meters along the ground. the straight-line distance from the top of the building to the end of the shadow it creates is at a 32° angle with the ground. what is the approximate height of the building? round your answer to the nearest meter.
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Ответ:
The angle : α = 32°
We will use trigonometry:
h / d = tan α
h / 88 m = tan 32°
h / 88 m = 0.62489
h = 88 m * 0.62489
h = 54.9885 m ≈ 55 m
The approximate height of a building is 55 meters.
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