82 + 8 = 64 + 8 = 72
82 = 8 x 8 = 64 92 = 9 x 9 = 81 Since 72 is in between these answers 72 is not square. (The square root of 72 = 8.485281374...) There is no whole number which when multiplied by itself gives an answer of 72.
8
49, 36, 25 and 64 are all squares of whole numbers. 64 = 82 49 = 72 36 = 62 25 = 52 The square root of 72 is not a whole number, but approximately 8.48. Thus 72 is the "odd one out".
72 / 64 = 1 r 8 64 / 8 = 8 r 0 GCF of 72 and 64 is 8.
64 and 81 ; 64 is 8 squared and 81 is 9 squared
72.
82 + 8 = 64 + 8 = 72
64 is the square of 8.
82 = 8 x 8 = 64 92 = 9 x 9 = 81 Since 72 is in between these answers 72 is not square. (The square root of 72 = 8.485281374...) There is no whole number which when multiplied by itself gives an answer of 72.
4
There are four of them: 70, 80, 90 and 100.
It is 72/64 = 1.125
8
54, 56, 58, 60, 62, 64, 66, 68, 70, 72
It is 72/64 = 1.125
72 / 1 Hope is useful :D