Monday, March 12, 2007

Finals Review

1. Describe the criteria for a 3-D object to be called a regular polyhedron.
2. Triangles—know the different types and their names
3. Properties of diagonals of 2-D shapes.
4. Rotational and reflective symmetries : center of rotation and lines of reflection
5. Use isometric grid paper to sketch 3D shapes given 2D views.
6. State whether a shape can tessellate the plane
7. Make scale drawings using a center of dilation
8. Find scale factors given relationships (i.e., surface area, volume); and given scale factors find other relationships.
9. Construction of perpendicular bisectors, angle bisectors, perpendicular lines from point to a line, etc.
10. Name the single rigid motion given a transformation.
11. Determine the area of unusual shapes on a geoboard (dot paper).
12. Explain how the formula for area of 2D shapes have been formulated

Wednesday, March 7, 2007

CH. 24, 25, & 26 Test Review

1. Be able to convert between different square measurements, i.e., sq cm to sq meters
2. Given the dimensions of an object, be able to find its surface area and using a scale factor find a similar figure’s surface area.
3. Determine the area of an unusual region on a Geoboard
4. Determine scale factors and use them to find surface area or volume of a similar figure.
5. Given length corresponding lengths of two similar objects, be able to calculate the ratio of their surface areas and their volumes.
6. Be able to illustrate the relationship between small cubic units compared to larger cubic units.
7. Give the surface area and the volume of a 3D shape drawn on isometric paper.
8. Know how to find perimeter, area, and volume of polynomials and regular polyhedra (may need to memorize formulas).

Monday, March 5, 2007

Measurement

As we have discussed in class, many of our standard measurements came to us through the British. However, some measurement standards date even further back than that. Here is an example: http://seattlecentral.edu/faculty/alevy/measurement.htm