Polygon:
Rhombus:
Rectangle:
Square:
Quadrilateral:
Trapezoid:
Attribute:
Category:
Hierarchy
Two-dimensional:
http://www.sheppardsoftware.com/mathgames/geometry/shapeshoot/QuadShapesShoot.htm
https://www.iknowit.com/lessons/d-geometry-quadrilaterals.html
IXL: https://www.ixl.com/math/grade-5/classify-quadrilaterals