two squares and two triangles
9 (six rectangles = three squares)
Two squares Two triangles
Squares
SQUARES
You can make 12 different shapes (counting flips) with 5 squares set orthogonally (not diagonally). These are called pentominos.
Squares and pentagons.
A cube.
5
1 shape
12
2 squares and 4 rectangles * * * * * 6 rectagles in three pairs. The ends need not be squares.