14 സെ.മി. ആരമുള്ള ഒരു വൃത്തത്തിന്റെ വിസ്തീർണം എന്ത്?
A620 cm²
B596 cm²
C616 cm²
D520 cm²
A620 cm²
B596 cm²
C616 cm²
D520 cm²
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