Answer:

Step-by-step explanation:

Answer:
b
Step-by-step explanation:
Hey there! :)
Your answer is: Between 11 and 12
11² = 11 × 11 = 121
12² = 12 × 12 = 144
129 is between 121 and 144
Hope this helps :)
Answer:
The last option
Step-by-step explanation: