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Four Tangent Circles (Posted on 2003-10-20) Difficulty: 4 of 5
Four circles are tangent to each other and to a triangle that surrounds them, as shown in the figure. Each of the three circles in the corners have a radius of 1 cm. What is the radius of the circle in the middle?

No Solution Yet Submitted by Bryan    
Rating: 4.1429 (7 votes)

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re(2): solution | Comment 3 of 13 |
(In reply to re: solution by Tristan)

DANG DANG DANG!!!!!

You're right, of course... that's what I meant... congruent. :-)
  Posted by SilverKnight on 2003-10-20 22:54:07

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