Question

if circumference is 628 find its radius and diameter ​

Answer 1

Step-by-step explanation:

circumference = 2πr

628 = 2πr

314=πr

r=314×7/22

r= 99.909= 100 [π=22/7]

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Answer 2

Circumference = 628

2πr = 628

r = 628/2π = 628/(2*3.14) = 628/6.28 = 100

So Diameter = 2r = 2*100 = 200