The perimeter of a sheet of paper is 38cm. If the width is 8 cm what is the length of the paper?

asked Dec 14, 2015 39.3k views

1 vote

by Karn

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4 votes

15. (2•l)+(2•w)=38.
(2•l)+8=38.
Subtract 8 from both sides which leaves (2•l)=30.
Divide by 2 from both sides and that leaves 15.

Ggeop answered Dec 18, 2015

by Ggeop

8.2k points

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