Most of the time, a tool called a "compass" is used to draw perfect circles. This compass is not to be mistaken with a directional compass.
A pair of compasses.
a protractor
a compass
A compass
A protractor is the common tool used in mathematics for measuring and drawing angles.
A pair of compasses.
A tool used in drawing circles.
You use a compass to draw an accurate circle.
A compass is mainly used to draw perfect circles, but it can also be used to draw arcs of different sizes.
The Synase Powerdesigner is a collaborative enterprise modelling tool. It runs under Microsoft Windows so it is used on computers. It is a drawing tool.
a protractor
a compass
A compass
A protractor is the common tool used in mathematics for measuring and drawing angles.
The drawing toolbar is found in many applications. It lets you draw things like boxes, lines, circles, ovals and arrows. It also lets you colour things, change the styles of shadows on shapes, insert graphics, pictures and do things like create word art.
A protractor
To draw circles you need to use a compass