dannymandujano4 dannymandujano4

01-06-2018
Mathematics

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If the formula for the perimeter of a rectangle is P=2l+2w, then w can be expressed as

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mkryukova19 mkryukova19

01-06-2018

P=2l+2w,
P-2l=2l-2l+2w,
P- 2l =2w
(P-2l)/2=2w/2,
w = (P-2l)/2 or w = (P/2) - l

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