81 + 16
76
2000 2000
25 and 49.
25 + 49 = 74
89 = 25 + 64 = 5² + 8²
10 and 9 (10x10=100& 9x9=81,100+81 is 181.
They are 81+16 = 9792 + 42 = 97nine squared plus four squared
1
25 and 49.
They are 25+49 = 74
A square number
35.9999999999 and 36.0000000001