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The area of a rectangular piece of cardb...

The area of a rectangular piece of cardboard is 36 sq cm and its length is 9 cm. What is the width of the cardboard?

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Verified by Experts

Given,length is 9 cm
Breadth is =b
Area of rectangle=`l*b`
`36=9*b`
`4=b`
`b=4cm`
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