Find the value of each expression mentally.

1. Draw as many different rectangles with a perimeter of 16 units as you can.

2. Calculate the area of each rectangle you draw. Explain or show your reasoning.

   

Your teacher will give you some dot paper for drawing rectangles.

1. Draw 2 rectangles that each have the given perimeter but different areas.

   1. 12 units
   2. 20 units
   3. 26 units
   4. 34 units
   5. Choose your own perimeter.
2. Cut out 1 or 2 rectangles you want to share and put them on the appropriate poster. Try to look for rectangles that are different from what other groups have already placed.
3. Gallery Walk: As you visit the posters with your partner, discuss something you notice and something you wonder.