Respuesta :

Answer:

8

Step-by-step explanation:

Note that √ signifies "square root."

If you're unsure of what √64 is, then make a short table of perfect squares until 64 comes up:

1   1

2   4

3   9

4   16

5  25

6  36

7   49

8   64

Thus, the square of 8 is 64 and so √64 = 8