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Source: — Problem Solving |
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by samirpandeyit62 » Sat Nov 17, 2007 4:02 am
let side of the squares be a

so diagonal is rt(2)*a

so length of rectangle = 2*rt(2)*a

& width = rt(2)*a

so perimeter = 6*rt(2)*a = 18*rt(2)

so a = 3

so perimeter = 12 B
Regards
Samir
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