Segment KM is the diameter of the circle.
Diameter = Radius * 2
Segment KM is 18
18 = Radius * 2
Radius = 18/2
Radius = 9 cm
The radius of circle N is 9 cm.
Answer:
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Step-by-step explanation:
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Start by multiplying both sides by r:


Since

and

, we have that
The club was reduced by 225 people in all.