D4ulanmawesolc1e D4ulanmawesolc1e

04-03-2017
Mathematics

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Use π = 3 calculate the length of the circumference of a circle with diameter of 7cm

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soooobored soooobored

04-03-2017

the circumference of a circle is
[tex]C= \pi d = 2 \pi r[/tex]

where d is the diameter
r is the radius

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