Statement-I     If $PA\text{and}PB$  are tangents to a circle from an external point$P$ , then $PA\text{and}PB$  may or may not be equal.

$\mathbf{Statement}\mathbf{-}\mathbf{II} \mathrm{The} \mathrm{incircle} \mathrm{of} △\mathrm{ABC} \mathrm{touches} \mathrm{its} \mathrm{sides} \mathrm{AB},\mathrm{BC} \mathrm{and} \mathrm{CA} \mathrm{at} \mathrm{D},\mathrm{E} \mathrm{and} \mathrm{F}. \mathrm{If} \mathrm{the} \mathrm{perimeter} \mathrm{of} △\mathrm{ABC}=24 \mathrm{cm}, \mathrm{then} \mathrm{AF}+\mathrm{BD}+\mathrm{CF}=12 \mathrm{cm}$