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i have a question why is pe pm=pdpc =pfpn in the first place? i figure out there is no clue
Because PEM and PDC are secant of circle A. PDC and PFN are secant of circle B. The power from P to circle A is calculated by PE PM or PD PC, and they are same
i have a question why is pe pm=pdpc =pfpn in the first place? i figure out there is no clue
Because PEM and PDC are secant of circle A. PDC and PFN are secant of circle B. The power from P to circle A is calculated by PE PM or PD PC, and they are same