Circumference = 2 × π × radius
→ circumference = 2 × π × 5 ≈ 31.42 units
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The circumference of a circle 5cm in radius is about 31.42cm
The circumference of a circle if the radius is 5 cm is: 31.42 cm (radius x 2 x Pi = circumference).
The radius of the circle works out as 5 units in length
The radius of a circle with a circumference of 110 is: 17.507
The circumference of a circle with a radius of 6.7 is: 42.097