This is a view of a cross section of part of an aluminium window frame.
The cross section is uniform throughout its length.
Which one of the following is NOT a possible side view of this part of the aluminium window frame?
This is a view of a cross section of part of an aluminium window frame.
The cross section is uniform throughout its length.
Which one of the following is NOT a possible side view of this part of the aluminium window frame?