# Linear Pair of Angles

- Author:
- GeoGebra Materials Team

- Topic:
- Angles

<ADC and <BDC are a linear pair of angles.

Move point C to change the angle values.
1. What do you notice about the location of the linear angles?
2. What do you observe about the angle measures of the linear angles?
3. A linear pair of angles has two important characteristics. Based on your answers to questions 1 and 2, can you identify these characteristics?