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

Question

Slav-nsk [51]

4 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

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Mathematics

1 answer:

s344n2d4d5 [400] · Answer 1 · 2021-12-07T18:18:05+03:00

<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>