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# Geo April 29, 2009

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### Geo April 29, 2009

1. 1. April 30, 2009 Are the triangles  B similar?  Why or why  not? 12 D 4 C 15 5 A E
2. 2. HW Review
3. 3. On Your Own: 1. Draw a polygon 2. Draw another polygon that's similar Partner (and you do this for his/hers): 1. Partner finds scale factor of polygons 2. Partner finds perimeter of polygons 3. Partner finds area of polygons
4. 4. Ratio of Ratio of Perimeters Scale Factor Areas
5. 5. same as  Ratio of Perimeters  scale factor 2 same as  ( ) Ratio of Areas scale factor
6. 6. HW: Find the perimeter of your room. Pick a reasonable scale factor and  make a good copy (graph paper or  SketchUp) of your room.