Take
two 8 1/2 in. by 11 in. sheets of paper. Fold
one of them horizontally as shown:
Continue folding this
sheet horizontally four more times.
Take
the other sheet of paper and make the first fold exactly
as you started above. Then make the second fold vertically
as shown.
Continue
folding this piece of paper three more times alternating
horizontally and verically. Compare the areas
of the rectangles folded with the two different sheets. |
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Estimate the perimeter and
area of the top of your bed. Then measure
your bed and calculate the perimeter and area. How close
were your
estimates?
Draw two rectangles with the same
area but different perimeters.
Tie the ends of a piece of
string together to form a circle. Use the
string to form various rectangles. The
perimeter doesnt change. Does the
area?
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