Thcorcma- 



Datis quihiisciinquc circulis luinoyihus i;? fpluicra nC' 



T'i<-. 10. cfiicdihus ac parallelis KIIFI, E^ H F^ T, f/i/oru;;i n pnJis 



Jiiis cliftantla Jit = [^, perqiic eorum ])olos C, G', duclo tlt- 



cuJo maximoj in cjuo pro arhitrio aJTumatur arcus EAzr^y', 



tumque capiatur AEIj~a, ut fii 



tanr> ? a rz " ( ^""^ P -^ ta"& : y)J(i'[g : V . 



5 fnv/^ 2 V ""^ ^^"& l^ r^ — t(*ih%~ z y) ' 



fi acl quodfis punilum C cinuH F II F I ducuntur arcus cir- 

 culorum maximnrum .IC. fiC, ct ad (iundpiam pvndum (/ lir- 

 luViF/irFI arius J C , L('\ conftanicr erit 



fin l yl C :fm -^ /; C -: f o/ \ .1 C : cofl B C =: 



I : cot l \ fin : X — ( ofl % (J. /7. 'zo. ). 



K~:\ 



