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Autocad Ch4
Basic Object Commands
| Term | Definition |
|---|---|
| Radius | The distance from the center of a circle to its circumference; always one-half the diameter; usually represented on a drawing with the R symbol. |
| diameter | The distance across a circle measured through the center; usually represented on a drawing with the ø |
| quadrant | A point on the circumference at the horizontal or vertical quarter of a circle, arc, donut, or ellipse. |
| tangent | A line, circle, or arc that meets another circle or arc at only one point. |
| arc | Any portion of a circle, usually dimensioned according to the radius ®. |
| ellipse | An oval shape that contains two centers of equal radius. |
| polyline | A series of lines and arcs that constitute a single object. |
| inscribed polygon | A polygon drawn inside an imaginary circle so that the corners of the polygon touch the circle. |
| circumscribed polygon | A polygon drawn outside an imaginary circle so that the sides of the polygon are tangent to the circle. |
| chamfer | In mechanical drafting, a small, angled surface used to relieve a sharp corner. |
| fillet | A rounded interior corner. |
| spline | A curve that uses a series of control points and other mathematical principles to define the location and form of the curve. |
Created by:
lmsterner
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