Which missing side length makes the perimeter , p = 26 feet true?

asked Jul 21, 2018 159k views

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by ISS

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If the width is 3 on each side, that is 3 + 3 = 6.
26 - 6 = 20.
There are two sides left: 20 divided by 2 = 10.
10+10+3+3 = 26.
The length is 10.

Drmariod answered Jul 23, 2018

7.1k points

4 votes

p of a rectangle = 2(l+w)
l=3
p=26

26 = 2(3+w)
26 = 6 + 2w
20 = 2w

w=10

Ppeterka answered Jul 25, 2018

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