I use Geogebra to draw, and then export as PGF/TikZ. You can then edit the code to fine-tune or make any modifications. Works very well. The advantage is that y

I use Geogebra to draw, and then export as PGF/TikZ. You can then edit the code to fine-tune or make any modifications. Works very well. The advantage is that you can also include plots in the figures along with SVG. Not sure if Inkscape allows that.