carlosbs71
14.09.2019 •
Physics
A6.0-m board is leaning against a wall. a 28° angle is formed with the wall what is the height above the ground where the board makes contact with the wall? (in meters)
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Ответ:
the height above the ground where the board makes contact with the wall equals 5.297 meters above ground.
Explanation:
The wall and ladder are shown in the attached figure
In the figure we can see that
Ответ:
D.
Explanation: