alleryChords AB,CD meet inside at P; PA=3,PB=8,CD=10 cm, PC<PD. PC?
A2 cm
B4 cm
C6 cm
D3 cm
Answer & Solution
Correct answer: B. 4 cm
PC(10−PC)=24 has roots 4 and 6, and PC<PD selects 4 cm.
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