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5 votes
Calculate the length of the circumference of a circle with radius of 2.8cm

2 Answers

3 votes
(let pi be 22/7)
2 x 2.8 x 22/7
44 x 0.4
Answer 17.6cm
User Tiago Pimenta
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6.6k points
4 votes
Hello. D= 2×r D=2×2,8 D=5,6cm. Circumference=
\pi × D ; C= 3,14×5,6 C=17,584cm. I hope to have helped you.
Calculate the length of the circumference of a circle with radius of 2.8cm-example-1
User Ana
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6.8k points