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Old 21st July 2009, 10:23 PM
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raygun raygun is offline
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Join Date: Apr 2009
Member of: Rivington Riflemen
Location: Bolton
Posts: 951

Originally Posted by Ste Hughes View Post
do the maths

40mm = 5026 mm2
35mm = 3848 mm2
25mm = 1963 mm2

half of a 35mm target is 1924

so you could do it
I did and I don't think it works on any Mind you it's a long time since I was at school

I thought it was the Radius squared not the Diameter for area of a circle

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