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The length of a rectangle is 4cm longer than the width. The perimeter is 80 cm. Find the length and width.
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The length of a rectangle is 4cm longer than the width. The perimeter is 80 cm. Find the length and width.

User Maxluzuriaga
by
8.0k points

1 Answer

4 votes
Length = l
Width = w
2l + 2w = 80cm

l+w = 40cm


l = w+4

w+4 + w = 40cm
2w + 4 = 40cm
2w = 36cm
w = 18cm
l = 22cm
User Beenish Khan
by
8.7k points
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