Math, asked by varundhawanfan, 1 year ago

the circumference of a circle is 440 cm. find its radius and diameter.

Answers

Answered by Deepasha2611

440= 2πr
πr=220
r=70
d=2r=140

Answered by crystinia

Hey friend!

Circumference= $\pi d$
440=22/7*d
440*7=22*d
3080=22*d
3080/22=d
140=d

So the diameter is 140

Diameter= 2*r(radius)
140=2*r
140/2=r
70=r

So the radius is 70
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Hope this helps!
Any difficulty regarding this problem you can inbox me!
@crystinia

varundhawanfan: no, am asking u

crystinia: as per me it is correct and the even Deepasha got the same answer

varundhawanfan: asking about radius

crystinia: radius is correct inbox me if you need explanation again

varundhawanfan: no thank u

varundhawanfan: i no need of explanation

crystinia: ok and the answers are correct

varundhawanfan: thnk u soooooooooooooooooooooo much'

crystinia: your welcome

varundhawanfan: can v be frnds

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