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19 June, 11:07

Find the circumference of a circle with a diameter of 11 mm.

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  1. 19 June, 11:29
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    Hey!

    We know Circumference = 2πr

    Where,

    r - radius of the circle.

    Since it is given that d = 11mm

    r = d / 2

    = 5.5 mm

    = 0.55 cm

    Therefore, Circumference = 2π * 0.55

    = 3.455 cm

    = 3. 46 cm

    ≈ 4 cm
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