Two Angles are Supplementary when they add up to 180 degrees.

They don't have to be next to each other, just so long as the total is 180 degrees.

Examples:

60° and 120° are supplementary angles.

93° and 87° are supplementary angles.

They don't have to be next to each other, just so long as the total is 180 degrees.

Examples:

60° and 120° are supplementary angles.

93° and 87° are supplementary angles.

See: Complementary Angle