Homework Help: 5th grade

Posted by Chris on Thursday, May 6, 2010 at 9:03pm.

If I have a perimeter of 28 inches, how many rectangles can I draw and what are the dimensions?

5th grade - bobpursley, Thursday, May 6, 2010 at 9:05pm
You can draw as many as you want.

Here is one:
8x6
Here is another
10x4
here is another
5x9
5th grade - Chris, Thursday, May 6, 2010 at 9:16pm
I need to have 7 and have already used up the whole numbers 1X13, 2X12, 3X11, 4X10, 5X9, 6X8, so what is the 7th rectangle measurement????
5th grade - bobpursley, Thursday, May 6, 2010 at 9:21pm
7x7
5th grade - Chris, Thursday, May 6, 2010 at 9:24pm
Thanks. I thought a square would not be classified as a rectangle.
5th grade - bobpursley, Thursday, May 6, 2010 at 9:28pm
http://www.mathwarehouse.com/geometry/quadrilaterals/parallelograms/is_square_rectangle.php

squares are rectangles, but rectangles are not all square. Look at the definition of a rectangle in your text.

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