Asked by tay
The length of a rectangle is 8 units longer that the width 2w. What is the perimeter of the rectangle?
Answers
Answered by
Reiny
well, if you define the width as 2w
then the length is 2w +8 (you said so)
so the perimeter would be 2 widths + 2 lengths
= 2(2w) + 2(2w+8)
= 4w + 4w + 16
= 8w + 16
why not just define the width as w instead of 2w ? Strange.
then the length is 2w +8 (you said so)
so the perimeter would be 2 widths + 2 lengths
= 2(2w) + 2(2w+8)
= 4w + 4w + 16
= 8w + 16
why not just define the width as w instead of 2w ? Strange.
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