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Avijit Arya Grade: 12
        

How many rectangles and squares can be formed in a chessboard?

7 years ago

Answers : (1)

Badiuddin askIITians.ismu Expert
147 Points
										

Dear avijit


in checss board we have 9 horizontal line and 9 verticle line


rectangle can be formed by taking two horizontal and two verticle line =9C29C2


 


and for number square =12 +22 +32 +42........+82





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Badiuddin

7 years ago
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