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A chessboard is made of small squares of equal side lengths. If the perimeter of the chessboard is 20 cm, what could be the value of (a+b)?


a. 10 cm
b. 6 cm
c. 8 cm
d. 11 cm
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A chessboard is made of small squares of equal side lengths If the perimeter of the chessboard is 20 cm what could be the value of aba 10 cmb 6 cmc 8 cmd 11 cm class=

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