Question

1.

(01.01 LC)

Which of the following is a rational number? (1 point)

square root of 79, square root of 80, square root of 81, square root of 82

square root of 79

square root of 80

square root of 81

square root of 82

Answer 1

Answer: square root of 81 is a rational number

Step-by-step explanation: First find the square roots

79 doesn’t have a exact one

80 doesn’t have a exact one

81 square root is 9

82 doesn’t have a exact square root.

We figure out that 9 is a rational number which gives us our answer.

Hope this helps!