## iheartfood 2 years ago What is the radius for the circle given by the equation....

1. iheartfood

|dw:1354598756775:dw|

2. iheartfood

I'm thinking this.... do i find the square root of 12 and thats my answer??

3. UnkleRhaukus

yes

4. iheartfood

okay so i get this? 3.464101615 ?? so my answer is 3.464 since i need to round to the nearest thousandth? is that right?? :)

5. UnkleRhaukus

$r^2=12$$r=\sqrt{12}$$=\sqrt{3\times2^2}$$=2\sqrt 3$$\approx2\times1.732$$=3.464\color{red}\checkmark$

6. iheartfood

awesome! :) thank you!! :D