# Third Quadrant

A **quadrant** is each of the four equal parts that the Cartesian axes divide the plane into.

Every quadrant measures 90º.

The **third quadrant** is between **180º** and **270º**.

#### Sign

Quadrant | Abscissa | Ordinate |
---|---|---|

Third | − | − |

#### Examples

The points A = (−1, −2), B = (−2, −4) C = (−3, −5) and D = (−5, −1) are in the third quadrant.

Subject

Site