Question

find circumference of a circle radius is 7 cm​

Answer 1

Answer:44 cm

Step-by-step explanation:

C is 2 x pi x r

2 x 22 divided by 7 multiplied by 7

So 44

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Answer 2

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formula of circumference = 2 pie r

Radius = 7cm

2 pie r

$2 \times \frac{22}{7} \times 7 \\ \\ = 2 \times 22 \\ = 44$

= 44cm

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