PAB and PCD are two secants to a circle. If PA = 10 cm, AB = 12 cm and – McqOptions

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1.	PAB and PCD are two secants to a circle. If PA = 10 cm, AB = 12 cm and PC = 11 cm, then what is the value (in cm) of PD?_x005F_x000D_
A.	18
B.	9
C.	20
D.	12
Answer» D. 12

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