Puzzle

[kedarjk]

Given a rectangular (cuboidal for the puritans) cake with a rectangular piece removed (any size or orientation), how would you cut the remainder of the cake into two equal halves with one straight cut of a knife?

[Differential]

Cut the cake into two equal halfs along its height !!!

[elizabeth.jose]

cutting horizontally is also possible

[ashish choubey]

we cut rectgle frm any ege &can easily cut in 1 knife....

[Raviteja.g]

cutting cake into two halves is very simple
is there any twist in the question?