Question

calculate the circumference of a circle with the following radius:
a) 70m
b) 0.98m
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Answer 1

Answer:

a)we know the formula to find circumference=2πr

put the values= 2×22/7×70

=440m= answer

B) circumference=2πr

put the values=2×22/7×0.98

=6.16m = answer

hope you are satisfied with my answer