Third Quadrant

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

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Every quadrant measures 90º.

The third quadrant is between 180º and 270º.

Third  Quadrant

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.

Third  Quadrant





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