A cuboid has a net containing 6 rectangles.
6
rectangular prism
2, 4 or 6 squares and 4, 2 or 0 rectangles.
A hexagonal prism.
A hexagon is a plane (2-dimensional) shape and so does not have a net. There are, therefore, no rectangles.
There are six rectangles, consisting of three pairs of congruent rectangles.
=it has three=
A triangular prism
There is only one.
cube
126 rectangles. 1 Strip of 6 equals 21 rectangles, multiply by 1 strip of 3 which makes 6, is 126 rectangles, all in one big rectangle.