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

Step-by-step explanation:

$\sqrt{9}$=3

$\sqrt{16}$=4

16-9=7

12-9=3

3/7 ==> 0.4

$\sqrt{12}$=

$\sqrt{9+3}$=

$\sqrt{9}+0.4$=

3+0.4=3.4