Posted by Alayah on Monday, February 11, 2013 at 8:58pm.
p doubles
a grows by 2^2 = 4x
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
Jake ate 1/6 of the cookies. If he ate 5 cookies, How many cookies were there in all?
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