Angle Of Elevation
Angle Of Elevation
Angle of Elevation: An angle of elevation is the angle made by the line of sight to the top of the object and the horizontal line. It is above the horizontal line i.e. the angle of elevation is made when we look up to the object. In the figure below the angle of elevation is the angle between the line of sight and the horizontal level.
Illustration: The angle of elevation of the top of a tower at the top and the foot of a pole of height 10 m are and
respectively. Find the height of the tower.
SOLUTION: Let AB and CD be the pole and tower respectively.
Let CD = h
Then and
Now
Again
Hence, height of the tower = 15 m
A boy, 5 feet tall is watching a kite vertically above his head, at a height of 200 feet from the ground. The angle of elevation of the kite from boy's eye is | |||
| Right Option : D | |||
| View Explanation |
If a shadow of a 5-feet tall man is | |||
| Right Option : A | |||
| View Explanation |
The shadow of an 8 inch long pencil standing vertically on a table is | |||
| Right Option : B | |||
| View Explanation |
Students / Parents Reviews [10]
Abhyas Methodology is very good. It is based on according to student and each child manages accordingly to its properly. Methodology has improved the abilities of students to shine them in future.
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