yes and triangle trapezoid and rectangle
Square
The corner on a shape where edges meet is called a vertex.
a polyhedron * * * * * That is only if it is bounded by plane faces. A sphere, for example, is a three dimensional shape but is not a polyhedron: it is a solid shape.
A plane shape. More detailed names depend on the shape itself.
It is a pentagon.
Pentagon
square got its name from being a special square and being equal
the name of a shape with four faces is a square or rectangle.
A plane shape with these characteristics is a "hexagon".
another name for a coordinate plane is Cartesian plane.
A 2D shape is the name forit, because 2 stands for the 2 dimensions and the D stands for dimension wasn't that easy. A 2 dimensional shape that looks like a cube is a square.
another name for an open square is a plaza