Posted by Alayah on Monday, February 11, 2013 at 8:58pm.
The area of a certain rectangle is 288yd^2.the perimeter is 68yd.if you double the lengths and widths,what will be the new area and perimeter of the new rectangle be?

7th Grade Math  Steve, Tuesday, February 12, 2013 at 12:32am
p doubles
a grows by 2^2 = 4x

7th Grade Math  Anonymous, Tuesday, February 12, 2013 at 9:06am
Whatever the original surface may be, if you double the length of a rectangle the surface will also be doubled. Just the same for the width.
So doing both the operations, will multiply the surface by 2x2 = 4

7th Grade Math  dalton, Tuesday, February 12, 2013 at 8:13pm
Jake ate 1/6 of the cookies. If he ate 5 cookies, How many cookies were there in all?
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