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Maths Puzzle
If there are 9 horizontal lines and 9 vertical lines in a chess board, how many rectangles can be formed in the chess board?
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- (9-1)*(9-1)=64
- 10 years agoHelpfull: Yes(0) No(0)
- Ans is 1296
- 6 years agoHelpfull: Yes(0) No(0)
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