11

This number is a prime.

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11π is the area enclosed inside the Cardioid with polar equation r = 3 + 2cosθ, where 0 ⩽ θ ⩽ 2π. [Beedassy]

Submitted: 2020-03-26 06:17:19;   Last Modified: 2020-07-03 17:25:52.
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