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Slav-nsk [51]
3 years ago
12

The perimeter of a rectangle is 160 meters. The length is 20 meters greater than the width. Find the dimensions of the rectangle

.
Mathematics
1 answer:
s344n2d4d5 [400]3 years ago
4 0
<h2><em>Width=w </em></h2><h2><em>Length=l </em></h2><h2><em>Perimeter=p </em></h2><h2><em> </em></h2><h2><em>p=2w+2l </em></h2><h2><em>l=20+w </em></h2><h2><em>p=2w+20+w+20+w </em></h2><h2><em>p=4w+40 </em></h2><h2><em> </em></h2><h2><em>4w+40=160 </em></h2><h2><em>4w=160-40=120 </em></h2><h2><em>w=120:4=30 </em></h2><h2><em>w=30 </em></h2><h2><em>l=20+w </em></h2><h2><em>l=20+30=50</em></h2>
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