Question

The circumference of a ciode of diameter dis​

Answer 1

Answer:

Circumference of a circle with diameter, radius, and centre. Circumference = π × diameter = 2π × radius.

Answer 2

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Circumference (C in black) of a circle with diameter (D in cyan), radius (R in red), and centre (O in magenta). Circumference = π × diameter = 2π × radius.