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Illustration showing coterminal angles of 180° and -180°. Coterminal angles are angles drawn in standard position that have a common terminal side. In this illustration, both angles are labeled with the proper degree measure.

180° and -180° Coterminal Angles

Illustration showing coterminal angles of 180° and -180°. Coterminal angles are angles drawn…

Illustration showing coterminal angles of 180° and -180°. Coterminal angles are angles drawn in standard position that have a common terminal side. In this illustration, neither angle is labeled.

180° and -180° Coterminal Angles

Illustration showing coterminal angles of 180° and -180°. Coterminal angles are angles drawn…

Illustration showing coterminal angles of 180° and -180°. Coterminal angles are angles drawn in standard position that have a common terminal side. In this illustration, only the negative angle is labeled with the proper degree measure.

180° and -180° Coterminal Angles

Illustration showing coterminal angles of 180° and -180°. Coterminal angles are angles drawn…

Illustration showing coterminal angles of 180° and -180°. Coterminal angles are angles drawn in standard position that have a common terminal side. In this illustration, only the positive angle is labeled with the proper degree measure.

180° and -180° Coterminal Angles

Illustration showing coterminal angles of 180° and -180°. Coterminal angles are angles drawn…