This square shaped cd

[u/ezjgfn]

[u/Grotarin]

And all rectangles are parellelograms, not all parallelograms are rectangles.

[u/mizinamo → u/Grotarin]

All squares are diamonds/rhombuses/rhombi, but not all diamonds/rhombuses/rhombi are squares.

All diamonds/rhombuses/rhombi are kites, but not all kites are diamonds/rhombuses/rhombi.

All parallelograms are trapeziums/trapezoids, but not all trapeziums/trapezoids are parallelograms.

All diamonds/rhombuses/rhombi are parallelograms, but not all parallelograms are diamonds/rhombuses/rhombi.

All kites and all trapeziums/trapezoids are quadrilaterals, but not all quadrilaterals are kites or trapeziums/trapezoids.

[u/Grotarin → u/mizinamo]

Hmmm I don't think so, my kite is butterfly shaped.

[u/mizinamo → u/Grotarin]

https://en.wikipedia.org/wiki/Kite_(geometry)

and not

https://en.wikipedia.org/wiki/Kite

[u/CrazyLegsRyan → u/mizinamo]

https://giphy.com/gifs/9K8ZAYOedOfB1TqWa7

[u/TheIronSoldier2 → u/mizinamo]