9 and 36
40
9 + 25
16 and 9
9 + 36 (3x3) + (6x6)
81 and 9 if you add them. 4 and 25 if you multiply them.
9 and 36
40
9 + 25
1 and 9
16 and 9
4 and 9.
9 + 36 (3x3) + (6x6)
81 and 9 if you add them. 4 and 25 if you multiply them.
The two square numbers that add up to 225 are 144+81 = 225
92
The two square numbers which add up to 13 are 9 (which is equal to 3 squared), and 4 (which is equal to 2 squared).
Square numbers.