The ratio between the circumference and diameter of a circle is 22 : 7. What would be the diameter of a circle whose circumference is 8 m 8 dm?
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Answer:
6.6m
Step-by-step explanation:
given:
circumference : diameter = 22: 7
diameter =2m 1dcm
To calculate:
circumference
solution:
This question is related to ratio and proportion of circle.
We don't to find the radius. We can solve this just in snap.
Diameter = 2m 1dcm
=2.1
let circumference is x m.
According to question,
- c = d x 22/7
- c = 2.1 x 22/7
- c = 20/10 x 22/7
- c = 66 / 10
- c = 6.6
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