## anonymous one year ago Plz help! Which of the following is a rational number? square root 15 square root 16, square root 21, square root 22 square root 15 square root 16 square root 21 square root 22 (I already know it's not square root 15)

1. Mehek14

what's $$\sqrt{16}$$

2. anonymous

it's 4

3. Mehek14

can that be written as a fraction?

4. anonymous

yes

5. Mehek14

so it's rational

6. anonymous

So it's square root 16?

7. Mehek14

yup

8. anonymous

ok thanks!

9. Mehek14

yw ^_^