Docs for triangle

[soegaard]

Issue description

The docs for triangle says:

"A triangle is a plane created by connecting three points. "

This is confusing since a plane is infinite.

How about changing "plane" to "shape" (to match the explanation of a rectangle
in the documentation for rect)?

URL(s) of affected page(s)

https://processing.org/reference/triangle_.html

Proposed fix

[Arya-Gupta]

I would like to work on this issue.
Can I be assigned @soegaard ?

[SableRaf]

Hi @Arya-Gupta and thanks for your contribution! The documentation for Processing4 has moved to the processing-website repository. You can read more about how to edit the reference here.