Question

The difference between circumference and diameter of a circle is 30m, then the circumference of that circle is


7.2 m

44 m

154.5 m

77.6 m

​

Answer 1

Answer:

44m

Step-by-step explanation:

44×7÷22×2

=7

redius=7

dimeter=14

so, 44-14=30

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Answer 2

Answer:

44 m

Step-by-step explanation:

Difference =30 m

According to problem

d×pi - 30 = d

22d/7 - 30 = d

22d - 210 = 7d

22d- 7d = 210

15d = 210

d = 210/15

d = 14

Therefore circumference = 22×14/7

=44 m

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