80
Infinitely many, since every number in that range is a square of some other number. There are 7 perfect square numbers.
Prime numbers between 71 to 80 = 73 and 79 Therefore there are 2 prime numbers between 71 to 80.
8 and 9 because square root of 64=8 and square root of 81=9
(8²)64 + (4²)16 = 80
No, there aren't any square numbers between 70 and 80. From 70 to 80, no number has a perfect square root, so no square number exists between 70 to 80.
80
115 is halfway between 80 and 150
Infinitely many, since every number in that range is a square of some other number. There are 7 perfect square numbers.
Total square feet: 12,000.0
8.94427191
82
Prime numbers between 71 to 80 = 73 and 79 Therefore there are 2 prime numbers between 71 to 80.
-80
prime numbers between 50 and 80 = 53,59,61,67 ,71,73,79
8 and 9 because square root of 64=8 and square root of 81=9
They can be: 144-64 = 80