Put two squares together to make a rectangle.
Ask: How did you move the squares?

Put two rectangles together to make a square.
Ask: How did you move the rectangles?

Put two triangles together to make a square.
Ask: How did you move the triangles?

Put two triangles together to make a larger triangle.
Ask: How did you move the triangles?

Put two triangles together to make a parallelogram.
Ask: How did you move the triangles?