Autodesk AUTOSKETCH 8, Руководство пользователя

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Chapter 13 Arcs & Circles
To draw a circle that is tangent to two entities
1 On the Draw menu, click Circle, Tangent 2 Entities, or click the Tangent
2 Entities Circle button on the All-In-One toolbar.
2 Enter the radius in the Radius text box on the edit bar and press ENTER.
3 Click the first entity. The entity is highlighted.
4 Click the second entity. Notice that which side of each entity you click
affects the location of the circle.
To draw a circle that is tangent to three entities
1 On the Draw menu, click Circle, Tangent 3 Entities, or click the Tangent 3
Entities Circle button on the All-In-One toolbar.
2 Click the first entity. The entity is highlighted.
3 Click the second entity. The entity is highlighted. Notice that a rubber-
band circle appears and follows the pointer.
4 Click the third entity.