Is it not a supplementary angle. A complementary angle is 90 degrees, so I think that supplementary would be 180 degrees.
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An angle measuring 180 degrees is commonly referred to as a straight angle.
Supplementary angles add up to 180 degrees
Supplementary angles are two angles that add up to 180 degrees. In other words, if you have one angle measuring x degrees, its supplementary angle will measure 180 - x degrees.
the other is 4 degrees. supplementary angles add to 180 degrees
Acute Angle: An angle whose measure is less than 90 degrees and greater then zero degrees is called an acute angle.Right Angle: An angle whose measure is 90 degrees is called right angle.Obtuse Angle: An angle whose measure is greater than 90 degrees and less than 180 degrees is called obtuse angle.Straight Angle: An angle whose measure is 180 degrees called a straight angle.Reflex Angle: An angle whose measure is greater than 180 degrees and less than 360 degrees is called a reflex angle.Complete Angle: An angle whose measure is 360 degrees is called a complete angle.Zero Angle: If the measure of an angle is zero it is called a zero angle.