eshaesmot12345
27.10.2020 •
Mathematics
Solve the system of equations y=4x y=x^2+3
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Ответ:
19.8m
Step-by-step explanation:
In the attached diagram:
The man's eye level is at point A, The height of the tree is BC.The angle of elevation at A is 61 degrees.The distance of the man at A to the tree BC is 11 meters.This forms the right triangle ABC.
We want to determine the height labeled h.
Using Trigonometry:
The height of the tree is 19.8 meters to the nearest tenth of a meter.