9 and 36
1 and 9
There is no pair of perfect squares that add up to 64.
36
the two square numbers that make 65 are 16 (4x4) and 49 (7x7)
9 and 36
40
9 + 25
36 and 64
4 and 9.
16 and 9
9 and 36
1 and 9
4 (the square of 2) and 36 (the square of 6) add up to 40.
There is no pair of perfect squares that add up to 64.
36
27