Command: CIRCLE, AI_CIRCTAN
The default method for drawing a circle is to specify a center point and radius.
Other methods to draw circles can be found in the Circle submenu of the Draw menu and in the Circles toolbar.
The Ai_CircTan command draws circles tangent to three entities.
General procedure to draw a circle
- Do one of the following.
- Click the Circle tool button (
) on the Draw toolbar.
- Type circle in the command bar, then press Enter.
- Type C in the command bar, then press Enter.
You are prompted: 2Point/3Point/RadTanTan/Arc/Multiple/<Center of circle>:
A prompt menu displays:
- Click the Circle tool button (
- Specify the center point of the circle.
You are prompted: Diameter/<Radius> <current radius>:
The prompt menu changes:
- Do one of the following:
- Press Enter to accept the current radius.
- Type a new radius and press Enter.
- Click to define the radius graphically.
Drawing a circle tangent to three entities
- Type ai_circtan in the command bar.
You are prompted: Enter Tangent spec: - Click a linear entity.
Lines, arcs, circles, polyline segments, xlines and rays are accepted.
You are prompted: Enter second Tangent spec: - Click the second linear entity.
You are prompted: Enter third Tangent spec: - Click the third linear entity.
A circle tangent to the three selected entities is created.
Editing a circle
- Select the circle.
The properties of the circle display in the Properties bar. - Type a new value in the Center , Radius , Diameter , Circumference or Area field, then press Enter.
- Press the Esc key to stop editing the circle.