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1. Select the first tangent object.
2. Select the second tangent object.
3. Select the third tangent object. The tangent circle is created. The arc will be cut from this circle.
4. A dotted line appears from the centerpoint. Move the cursor to set the arc start angle, or enter the angle in the Inspector Bar.
5. Move the cursor counterclockwise to draw the arc, or enter the end angle or arc length in the Inspector Bar.

Local menu option: Through point: Makes the tangent circle pass through a specific point. In the example below, the line endpoint was selected, rather than the line itself. Image Modified

Tangent Arc of Fixed Size

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