It's a flat line.
Or a line segment.
Or a "half line" with one endpoint (the vertex of the 0 degree angle).
An acute angle.
An angle of 23 degrees is an acute angle because it is greater than 0 but less than 90 degrees.
80 degrees is an acute angle because it is greater than 0 but less than 90 degrees
It is an acute angle that is greater than 0 but less than 90 degrees
an acute angle. an obtuse angle is 91-179, then a straight angle is 180. a reflex angle is 181- 360.
An acute angle.
an acute angle is an angle anywhere between 0 and 90 degrees
An angle of 23 degrees is an acute angle because it is greater than 0 but less than 90 degrees.
82 degrees is an acute angle because it is greater than 0 but less than 90 degrees
80 degrees is an acute angle because it is greater than 0 but less than 90 degrees
It is an acute angle that is greater than 0 but less than 90 degrees
an angle measuring from 0 - 89.999 degrees is an acute angle. an angle at exactly 90 degrees is a right angle. an angle from 90.001 degrees to 180 degrees is an obtuse angle.
an acute angle. an obtuse angle is 91-179, then a straight angle is 180. a reflex angle is 181- 360.
It is an acute angle that is greater than 0 but less than 90 degrees
Acute as it is less than 90 but more than 0 degrees.
An angle of 175 degrees is an obtuse angle
The angle that 193 degrees is an octuse angle. 90 degrees is a right angle.