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raheal
Answers (2)
formula for perimeter of a rectangle is: 2(L+B) since L and B are x then 2(x+x)=42 : 4x=42 ,2x=21
formula for perimeter of a rectangle is: 2(L+B) =42 since L and B is x and x , then 2(x+x)=42 :4x= 42 :x=10.5, l=10.5 ×2=21. and b=21
