a thin copperwire 20cm long is formed into a rectangle .if its width is 4cm,find its breath
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Answer:
Perimeter=sum of all sides=20cm
perimeter of rectangle =2 (l+b)
20=2 (l+4)
20÷2=l+4
10=l+4
10-4=l
6=l
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Answered by
1
Perimeter=sum of all sides=20cm
perimeter of rectangle =2 (l+b)
20=2 (l+4)
20÷2=l+4
10=l+4
10-4=l
6=l
perimeter of rectangle =2 (l+b)
20=2 (l+4)
20÷2=l+4
10=l+4
10-4=l
6=l
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