4x4=16, and 5x5=25, so 4 and 5 are the whole numbers closest to the square root of 19. [And incidentally of all the square roots of all the whole numbers between 16 and 25.]
Do you mean square numbers? If so, 16 & 25.
1 2.56 4 9 10.24 16 25 36 40.96 49 64 81 100 110.25
The numbers are (10- square root of 101) and (10+square root of 101)
78,90,23,49,76,and 345
100+25+25 = 150
92
16 and 9
16, 25
9 + 16 = 25
1, 4, 9, 16 and 25
9, 16, and 25 are square numbers.
They are simply: 100+25 = 125
55
34 = 9 + 25 = 3² + 5²
4 and 25 are.
145