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

asked Aug 24, 2017 87.5k views

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3 votes

(let pi be 22/7)
2 x 2.8 x 22/7
44 x 0.4
Answer 17.6cm

Tiago Pimenta answered Aug 26, 2017

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.

Ana answered Aug 30, 2017

by Ana

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