A rectangle has odd dimensions
Akash Sood , 14 Years ago
Grade 11
IIT JEE Entrance Exam> Permutations and Combinations...
1 AnswersKomal
Dimensions: 2n-1, 2n+1
Perimeter: 2 (2n -1 + 2n+1) = 2 (4n) = 8n.
So we need 8n > 35, or n > 35/8 = 4.375. But n must be an integer, so n=5 and the dimensions are 9 and 11.
Perimeter: 2 (2n -1 + 2n+1) = 2 (4n) = 8n.
So we need 8n > 35, or n > 35/8 = 4.375. But n must be an integer, so n=5 and the dimensions are 9 and 11.
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