Question

Pls answer with step by step explaination

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Answer 1

Step-by-step explanation:

$cicumerence = 2\pi \: r \\ 616 = 2 \times \frac{22}{7} \times r \\ r = 14 \times 7 \\ r = 98cm$

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Answer 2

Answer:

Circumference of a circle of radius r =2πr

Circumference of circle of radius 6cm=2π×(6cm)=2×3.14×6=37.68cm.