Circle Sector, Unfilled Draws an empty shape that is defined by the arc of a circle and two radius lines in the current document. To draw a circle sector, drag a circle to the size you want, and then click to define the first radius line. Move your pointer to where you want to place the second radius line and click. You do not need to click on the circle. To draw an ellipse sector, hold down Shift while you drag. Icon
現在のドキュメントに、塗りつぶしなしの円をドラッグ操作で描画します。円の描画位置をクリックし、ドラッグで大きさを調整します。Shift キーを押しながらドラッグすると、楕円形が描画されます。