dantarsej1khri dantarsej1khri

16-03-2017
Mathematics

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The perimeter of a rectangle is 60 m and its length is twice its width. find the length of the rectangle

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rarrininger rarrininger

16-03-2017

Length = 2W

P= 2L + 2W
60 = 2(2W) + 2W
60= 4W +2W
60 = 6W
60/6W = 6W/6W
w = 10
Length = 2(10)
Length = 20

P= 2L + 2W
60= 2(20) + 2(10)
60= 40 +20
60 = 60

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