GSPk) Fcapm dt+ uProve that: 1/(PQ)+1/(QR) = 1/r Where r is the radius of the inner tangential circle}t/%E   D/nC?Cr =t[` Q A@D t D:96532/.,+)(&%$#! CC t  BR'FlCD4DDCC t #(W As0RRv4DDj CB t5:  BQ' A D t > j B'RLRR00RhR1CBCC?t <A,?  CtVTL:ENQȅm((@ TCB t Z" oCADCB? t n4?  Ql'?'?o8jp Rq vRtPC `Ct >  Rl'?'?o8jp Rq vRtC;C tk( m3QR = Distance(Q to R) = tk m2s[ PQ = Distance(P to Q) =  t! qC;ClB;C?t(M( m8  {D:PQ{!:*}QR}{{(:PQ + QR}} = JDistance(P to Q)*Distance(Q to R)/(Distance(P to Q) + Distance(Q to R)) =  t  N C;C  trw  M=B;C  tbg +Q'l'?'?o8jp Rq vRtPұC `C %t S x m9  6{(:Radius {!:C}CD} - {(:{D:PQ{!:*}QR}{{(:PQ + QR}}} = `Radius(Circle CD) - (Distance(P to Q)*Distance(Q to R)/(Distance(P to Q) + Distance(Q to R))) =   tq tp`=B;C C;C? t> s C;CC `C? tq> r =B;CC `C?te9 c31"sGP2 R-nC `CPJBF%5?F%5?t<A +C'tVX$bCC CF%5?F%5?  tqeV vhCB=B;C? te u].ECB C;C?tv wЅular (x, y)Ѕr, theta)Ѕints..."CG#CtBB?!tV [ /n  SC A߉CC C /nDC߉C ACC/ЫCC #t>C xnN"CUC@/nCUCG(/nN"CUCCI]CH/nN"CUCCƊClB*hC˱C?!$tpu C  T"CDC$C /nCUCC$C0HɸC `C % t +T'"CDC$C /nCUCC$C0HBC `C &t9 c42t<(+1"}GPɸC `CPJBF%5?F%5?&' t8 p1F%5?F%5?ɸC `CBC `C("Arial4߉