The lenght of a rectangle is trice as long as the side of a square .The side of a square is 4cm more than the width of the rectangle . Their areasbeing equal ,find the dimensions
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l = 3s
s+4=b
s square = lxb
s square = 3s x [s-4]
s square = 3s square -12s
12s = 3s square
4 =s
l=12
s+4=b
s square = lxb
s square = 3s x [s-4]
s square = 3s square -12s
12s = 3s square
4 =s
l=12
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