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The length of a rectangle is 3 time the width. the perimeter is 65.6 cm. find the width.
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The length of a rectangle is 3 time the width. the perimeter is 65.6 cm. find the width.

User Vasigorc
by
8.1k points

2 Answers

2 votes
I misread the question.
3w=l
2l+2w=65.6
8w=65.6
w=8.2
l=24.6
User Jan Klimo
by
7.7k points
5 votes
The width is 8.2
Perimeter = 2W + 2L (there are four sides of a rectangle, two longer sides, two shorter, W and L)

65.6 = 2W + 2L
L = 3W so substitute 3W in for L
65.6 = 2W +2 (3W)
65.6 = 8W
W = 8.2 cm
L = 3(8.2)
L = 24.6cm
User Danja
by
8.7k points
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