0
votes
1answer
260 views

Are there names for the measurements of an arrow?

I need to describe some measurements of an arrow shape. Are there names for the measurements described in the diagram pictured below? Blue lines indicate a measurement and are capped with red lines. ...
5
votes
3answers
346 views

The shape of lightning

Is there any word to describe something that has lightning/tree/vein like structure? Edit: I forgot to mention that I'd prefer a word that emphasizes the random nature of these structures. Otherwise ...
8
votes
2answers
709 views

What are the proper terms for these star shapes?

Both figures are star pentagrams. But as you can see, the shapes are different due to the degree in the angles. Are there proper terms for these two shapes? I find myself having a hard time ...