You can use the functions flipud() and fliplr(). Here's the code:
A=[2 4 7
7 8 5]
A_Left_Right = fliplr(A)
A_Up_Down = flipud(A)
In the command window:
A =
2 4 7
7 8 5
A_Left_Right =
7 4 2
5 8 7
A_Up_Down =
7 8 5
2 4 7
