a straight angle
An angle that measures 180 degrees would be in a straight line. Therefore, this angle is known as a straight angle.
An obtuse angle
sumplementary
The only angle that can measure 180 degrees is a straight line.
An angle that measures 180 degrees is a straight angle, or straight line.Line.
A straight angle measures 180 degrees.
An angle that measures 180 degrees is called a straight angle.
An angle measuring 180 degrees is a straight angle, or straight line.
A straight angle measures 180 degrees.
a straight angle
An angle that measures 180 degrees would be in a straight line. Therefore, this angle is known as a straight angle.
An obtuse angle
An angle that measures greater than 90 degrees but less than 180 degrees is an obtuse angle.
sumplementary
A straight angle
The only angle that can measure 180 degrees is a straight line.