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Three Circles (Posted on 2004-07-28) Difficulty: 4 of 5
Three circles of radius 6, 7, and 8 are externally tangent to each other. There exists a smaller circle tangent to all three (in the space created between the three original circles).

What is the radius of this smallest circle?

No Solution Yet Submitted by ThoughtProvoker    
Rating: 3.0000 (3 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
SolutionComputer solution using HeronLarry2019-11-18 11:29:59
Solutionsimple yet elegantDavid2004-08-01 19:29:33
re(2): InversionBractals2004-07-30 20:42:26
SolutionVeefessional strikes again!Vee-Liem Veefessional2004-07-30 02:45:59
Questionre: InversionThalamus2004-07-29 11:43:51
Some ThoughtsInversionBractals2004-07-29 10:16:04
Solutionnumerical answerCharlie2004-07-28 15:47:59
Some ThoughtsSoddy's CirclesOskar2004-07-28 12:29:07
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