In addition, the drafter uses several tools to draw curves and circles.

You use it to draw perfect curves and circles.

Others held odd patterns in colored light, carefully drawn lines and curves - obviously the demon's runes.

He began to take notes, drawing odd lines and strange curves, parallels of ink and words on parchment.

The old command system for drawing boxes, curves and other objects has been replaced with an icon-based interface that is much easier to use.

He swept his earlier work aside, pulled out a fresh sheet of scratch paper, began drawing cyclic curves across it.

It is used in manual drafting to draw smooth curves of varying radii.

In 1845, when he was only 14, he wrote a paper describing a way of drawing mathematical curves with a piece of string.

Drawing curves required knowing hundreds of computer codes, which had to be typed in on a keyboard.

For example, oscilloscopes use natural phenomena to draw lines and curves.