SOLUTION: <a href="http://es.tinypic.com" target="_blank"><img src="http://i48.tinypic.com/t7gal5.jpg" border="0" alt="Image and video hosting by TinyPic"></a> - find x

Algebra ->  Circles -> SOLUTION: <a href="http://es.tinypic.com" target="_blank"><img src="http://i48.tinypic.com/t7gal5.jpg" border="0" alt="Image and video hosting by TinyPic"></a> - find x       Log On


   

Question 277351: Image and video hosting by TinyPic

- find x
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
The raduis (x) is also the hypotenuse formed by the right triangle with legs 4 & 7

x = sqrt%284%5E2+%2B+7%5E2%29
x = 8.06