Ravi has a board, similar to a chessboard, except that it has only 6 × 6 squares. He calculated the number of rectangles (including rectangle whose length and breadth are equal) on the board. How many distinct values can the ...
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Ravi has a board, similar to a chessboard, except that it has only 6 × 6 squares. He calculated the number of rectangles (including rectangle whose length and breadth are equal) on the board. How many distinct values can the ...