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# Can They Be Equal?

##### Age 11 to 14Challenge Level

Find the dimensions of the following rectangles:

 Dimensions Area Perimeter 9 20 16 20 21 20 24 20 25 20

Draw the rectangles.
What do you notice about the shapes of rectangles with a fixed perimeter as their areas increase?

Find the dimensions of the following rectangles:

 Dimensions Area Perimeter 24 20 24 22 24 28 24 50

Draw the rectangles.
What do you notice about the shapes of rectangles with a fixed area as their perimeters increase?