Total numbers of elementary events are: 6 x 6 = 36

Let E be the event of getting a perfect square

Favorable outcomes are: 4, 9

4 and 9 can be rolled in combinations of: (2,2), (1,3), (3,1) , (3,6), (4,5), (5,4), (6,3)

Numbers of favorable outcomes are = 7

P (perfect square) = P (E) = 7/36