Unit 9 Contents

1. Make the shape to the right using Power Polygons™. (You will need to work with a partner.) Add it to your Sorting Polygons page.
2. Make a rhombus. Use two or more Power Polygons™. Add the rhombus to Box A. Show or tell how you know your shape is a rhombus.
3. Make a rectangle. Add it to Box B. Show or tell how you know it is a rectangle.

Polygon Riddles

Name the polygon that matches the clues in each riddle below. Choose from the eight Power Polygons™ in Question 8. Be ready to tell how your answer matches the clues.

1. Two of my sides are the same length. I am not a quadrilateral.
2. I have four right angles. I am not a square.
3. Two of my sides are parallel. I am not a parallelogram.
4. I have the largest and the smallest angles of all the eight shapes.
5. I am a rhombus with right angles. (There are two right answers to this riddle.)

Comparing Polygons

6. Compare the two polygons below. How are they alike? How are they different? Think about the properties of each shape.
   
   What can you say about the sides, angles, and lines of symmetry?