180 degrees
An angle of 180 degrees is a straight line.
It is the distance between its endpoints and there are 180 degrees on a straight line
Yes; because a straight line is 180*
An angle of 180° is a straight line.
There are 180 degrees on a straight line.
A straight angle is by definition 180°.
The only angle that can measure 180 degrees is a straight line.
An angle that forms a straight line has an angular measure of 180 degrees.
It is called a straight angle.
Lines are not measured in degress, however there is a straight angle which measures 180 degrees.
A straight angle (180 degrees) makes a perfectly straight line. Any degree below 180 degrees (0-179 degrees) is NOT a straight angle NOR a straight line. straight angle = 180 degrees straight angle = straight line 180 degrees