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Question
Circumference ‘C’ of a circle can be found by multiplying diameter ‘d’ with ______.
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Solution
Circumference ‘C’ of a circle can be found by multiplying diameter ‘d’ with π.
Explanation:
∵ Circumference = 2πr
Since, diameter (d) = 2r
So, C = π × d
Hence, π is the answer.
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