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22-05-2018
Mathematics

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The perimeter of a book is 26 inches the width of the book is 9 inches what is the length

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Rishab143 Rishab143

22-05-2018

the perimeter of book =2 (l+b) formula
therefore, length =x and width =9inches... given
perimeter of book =26..
26=2 (l+9)
26=2x+18
2l=26-18
2l=8
l=8/2=4
we find length is equal to 4......
hope it helpful

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