Question

7. Which number is not a perfect square?
A. 81
C. 169
B. 125
D. 289

Answer 1

B. 125 because the square root of 125 is 11.180

Answer 2

Answer:

B. 125

Step-by-step explanation:

square roots:

81 = 9

169 = 13

125 = 11.180..

289 = 17