What is the smallest number of squares that must be added so that the line AB becomes a line of symmetry ?
(A) 2
(B) 3
(C) 4
(D) 5
this is little difficult
What is the smallest number of squares that must be added so that the line AB becomes a line of symmetry ?
(A) 2
(B) 3
(C) 4
(D) 5
this is little difficult