Explore the use of "GeoGebra"..... @ Geogebra.org
Another open source application that may do what you want.

Wow, amazing tool.
It would be very nice to have similar features integrated on Inkscape

GAngus do you know if GeoGebra is able to export in a vector format?

This is my last work.
I am working at an illustration that I would like to decorate with some pattern similar to henna traditional tattoo.
Since I was bored of my old deviant art ID logo, I wanted to experiment those patterns I was working at, to create new logo.
This is the result:

Very interesting!
I am a little bit curious to see the images before gimp precessing!

Hi, this is my last work: A tribute to female beauty as viewed by one of my favorite authors: Milo Manara. The picture is derived from an illustration on his comic book: Kamasutra 179326222 I would like to ask you a suggestions: I have used blur effect just outside the main figure and just inside th...

Actually I think you are right, the skin tone is too bright and catches too much the focus...
Thanks for the advice!
I have to think to something... May be something like a Celtic tattoo..

After a lot of Team Fortress 2 related fan art, I wanted create something more personal.
After discovering new inkscape spiro tool I saw the possibility to realize an old paper sketch.
Here is the result:

Any criticism or suggestion is welcome!