50
180 degrees is a straight line
Supplementary angles add up to 180 degrees
The question probably refers to the internal angles of a triangle which total 180° . Also, the angle at the centre of a circle and subtended by half the circle is 180°.
A full circle is 360 degrees. 180 degrees is a half circle. 90 degrees is a quarter circle.
Semi-circle.
Half the circumference of a circle has an arc of 180 degrees
It is half the circumference of a circle that has an arc of 180 degrees
50
180 degrees is a straight line
An angle that measures 180 degrees is a straight angle, or straight line.Line.
An angle that measures 180 degrees is called a straight angle.
Supplementary angles add up to 180 degrees
Consist
The question probably refers to the internal angles of a triangle which total 180° . Also, the angle at the centre of a circle and subtended by half the circle is 180°.
A full circle is 360 degrees. 180 degrees is a half circle. 90 degrees is a quarter circle.
That is an obtuse angle.