generally, a protractor refers to a piece of heavy farming equipment that his risen above it's amateur status. see also: "proletariart" "program" "pronoun"
A set-square.
Protractor
The semi-circle ruler is commonly known as a protractor. A protractor is a geometric tool used to measure and draw angles. It typically has a half-circle shape with degree markings along the curved edge.
A protractor measures the degree of angles and circles.
A protractor is normally used to construct angles.
The middle part near the bottom of a protractor is called the "origin" or "vertex." This point is typically where the baseline of the protractor meets the curved edge, serving as the reference point for measuring angles. It is crucial for aligning the protractor with the angle being measured.
A circle. ;-)
Protractor .
That tool is called a protractor.
It is called a protractor.
Protractor
A set-square.
It is called a protractor.
A protractor measures the angle between two lines meeting at a point called a vertex. The angle measurement is in degrees.
It is called a protractor.
Protractor
The instrument for measuring the angles of a triangle is called a protractor.