how to find radius of outer circle
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R2 - πr2.
= π(R2 - r2)
The outer diameter and the inner diameter of a circular path are 728 m and 700 m respectively. ...
The outer radius of a circular path R = 728m2 = 364 m.
The inner radius of a circular path r = 700m2 = 350 m.
The inner radius of a circular path r = 630m2 = 315 m.
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Let's assume r is the radius of inner circle and w is the difference between two radius.
Radius of outer circle= radius of inner circle+difference between two radius
Radius of outer circle= r+w
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