Question

what is the circumference of the circle which radius is 7 cm
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Answer 1

Step-by-step explanation:

circumference of circle=2πr

= 2×22/7×7

=44cm

hope it helps you......

Answer 2

Step-by-step explanation:

$2\pi \: r = circumference$

r=7

2×22/7×7=44

circumference=44