﻿ Definition and examples angle of elevation | define angle of elevation - Free Math Dictionary Online

# Angle of Elevation

## Definition of Angle of Elevation

The word "elevation" means "rise" or "move up".

Angle of elevation is the angle between the horizontal and the line of sight to an object above the horizontal.
Take a look at the example below.

### Examples of Angle of Elevation

• IIn the picture below, an observer is standing at the top of a building and looking straight ahead at the birds (horizontal line). The observer must raise his eyes to see the airplane (slanting line).
• The angle formed between the two lines is called the angle of elevation.

### Solved Example Clockple on Angle of Elevation

#### Solution:

Step 1: Let's first visualize the situation.

Step 2: Let 'x' be the height of the flagpole.

Step 4: x = 18 × tan 480 = 18 × 1.11061 = 19.99102...>> 20
Step 5: So, the flagpole is about 20 ft high.

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