Answer:
Circle man ez
Step-by-step explanation:
Pi. I don't know what the square root is doing there because it has no number under it.
Answer: √7 is between 2 and 3
Step-by-step explanation:
The next lower number that is a perfect square is 4, the next higher perfect square is 9. Take the roots of those two numbers to find the integers you are looking for.
Answer:

Step-by-step explanation:

factorise 216

since it is square root (meaning it has index to) pair up the number

