GeoGebra Tutorial 1 - Designing of a 4 Bar Mechanism 

Thank you i just finished my important works and your explanation amazed me thank u

to those who have problem with 4bar angle position, please use this video. Really helpful..Thank you!

how can you make the distance between CB is constant

Thank you for video

Good work, thanks for sharing The language appearing is it Italian?

Tank uuuuuuuuu

thank you*