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Question Number 165722 by mr W last updated on 06/Feb/22

Commented by mr W last updated on 08/Feb/22

Find the maximum area of a triangle  whose vertices lie on three circles  with radii a, b, c respectively which  touch each other.    [Q36270 reposted]

Findthemaximumareaofatrianglewhoseverticeslieonthreecircleswithradiia,b,crespectivelywhichtoucheachother.[Q36270reposted]

Answered by aleks041103 last updated on 07/Feb/22

for a fixed p and q the area is max  when the height is max. this is achieved  when RC⊥PQ.  Analogously for the other sides   and therefore  PA⊥RQ  QB⊥PR  RC⊥PQ

forafixedpandqtheareaismaxwhentheheightismax.thisisachievedwhenRCPQ.AnalogouslyfortheothersidesandthereforePARQQBPRRCPQ

Commented by mr W last updated on 08/Feb/22

yes sir! just as i also said in Q36270.  but we still haven′t got a satisfactory  solution with concrete result. please  also give a try sir!

yessir!justasialsosaidinQ36270.butwestillhaventgotasatisfactorysolutionwithconcreteresult.pleasealsogiveatrysir!

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