Geometry: Polygons & Shapes

Links verified on 5/2/11

1. Anglemania - Describe triangles using appropriate geometric vocabulary.
2. Area Explorer - Find the perimeter of shapes on a grid.
3. Ask Hannah - Describe symmetry in two-dimensional shapes.
4. Congruent Concentration - Use a matching board to demonstrate knowledge of congruent figures.
5. Congruent or Not - Explore the concept on congruency of polygons.
6. Fence Me In - Find the perimeter of a rectangle.
7. Geoboard - Interactive on-line geoboard. [scroll down]
8. Geometry: Parallel, Perpendicular or Intersecting Lines - Multiple choice and T/F questions.
9. How Many Sides or Angles are in the Polygon? - Interactive practice, after practicing scroll down to the game.
10. Name that Polygon - Identify name of given polygon components.
11. Triangle Identification - What type of triangle is it given its angles.
12. Triangle Identification - What type of triangle is it given its number of sides.
13. Perimeter Explorer - Students are shown shapes on a grid after setting the area and asked to calculate perimeters of the shapes.
14. Perimeter Practice - Adam Ant walks the perimeters and teaches how to find the perimeter of an object.
15. Perimeter of a Square - Calculate the perimeter of a square with given dimensions.
16. Perimeter of a Rectangle - Calculate the perimeter of a square with given dimensions.
17. Polygon Playground - Arrange designs with online movable polygons - hundreds of polygons to drag anywhere you want.
18. Shape, Space and Measure: Angles - Drag the correct angle onto the screen.
19. Shapes, Space and Measures: Grid - Park the car at the specified coordinate (coordinate plane activity).
20. Shape, Space and Measures: Shapes - Drag shapes to the right place.
21. Shape, Space and Measures: Transformation - Reflect the house onto its shadow.
22. Symmetry Activity - Practice making patterns that have symmetry. [Site unavailable as of 8/23/10]
23. What Type of Polygon is It? - Interactive practice, after practicing scroll down to the game.
24. What Type of Triangle is It? - Interactive practice, after practicing scroll down to the game.