# Thread: Is the archimedean spiral and the involute of a circle the same shape?

1. ## Is the archimedean spiral and the involute of a circle the same shape?

Well, Is the archimedean spiral and the involute of a circle the same shape? How do you prove that it is the same shape/not the same shape?

Thanks
/Kristofer

2. Originally Posted by TriKri
Well, Is the archimedean spiral and the involute of a circle the same shape? How do you prove that it is the same shape/not the same shape?

Thanks
/Kristofer