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प्रश्न
Ratio of the circumference of a circle to its diameter is denoted by symbol ______.
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उत्तर
Ratio of the circumference of a circle to its diameter is denoted by symbol π.
Explanation:
∵ Circumference = 2 πr
⇒ C = πd ...[∵ d = 2r]
⇒ `C/d = π`
⇒ π = C : d
Hence, π is the answer.
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