Ellipse and elliptic arc

Ellipse and elliptic arc

An ellipse can be drawn using two different methods. Select Ellipse by from the Draw menu and a drawing method from the sub-menu:
1. To draw an ellipse by Centre and Radiuses press the button . Specify the centre point for an ellipse; moving the cursor, select the first radius on the screen (or set in the Inspector) and a slope angle for the ellipse axis; click to confirm, and then select the second radius.
2. To draw an ellipse by Diameter and Radius press the button Specify the centre, diameter and a slope angle for the ellipse axis, and then the second radius.
To draw an Elliptic Arc press the button . Specify a centre, radius and slope angle for the ellipse axis, and then the second radius; click to confirm. After that specify a start angle for the arc (relative to the ellipse axis) and an end angle for the arc.