On the ribbon, Sketch tab, Draw panel, click the down arrow below the Arc command, and then click the command for the arc type.
Defines an arc by two endpoints and a point on the arc. The first click sets the first endpoint, the second sets the other endpoint (chord length), and the third point sets the arc direction and radius.
Defines an arc by its center point and two endpoints. The first click sets the center point, the second specifies the radius and start point, and the third point completes the arc.
Creates an arc from the endpoint of an existing curve. The first click (on the endpoint of the curve) sets the tangent endpoint. The second point sets the end of the tangent arc.