Shapes with straight sides are called polygons
rectangle has 4 shapes
There are many such shapes and there is no specific name.
There is no special name: they are polygons, as are shapes with 3 or 3 million sides.
There is no specific name for such shapes.
There are many shapes with 2 parallel sides. These are generally called quadrilaterals, they are shapes like squares, and rectangles. ================================================= ANY shape with more than 3 sides can have 2 parallel ones. Its name depends on how many sides it has in total..
There is no special name that distinguishes shapes with more than four sides from shapes with four or fewer.