Question

HELP!! I know how to find the answer but I don't know how to use the number line to find the answer.

Answer 1

Answer: 3.4

Explanation:

`√(9)`=3

`√(16)`=4

16-9=7

12-9=3

3/7 ==> 0.4

`√(12)`=

`√(9+3)`=

`√(9)+0.4`=

3+0.4=3.4