Friday, January 19, 2007
Geometry (Class 43)
Announcements
For the Final:
Bring your construction tools: Ruler with inches and cm, protractor, compass.
One 8.5 x 11 sheet of paper, single sided, of hand written theorems, definitions, or postulates is permitted. No examples, proofs, etc… These notes will be checked during the test and need to be turned in at the end of the test. The notes will not be returned.
Overview
Today we will finish up our work related to the diagonals of quadrilaterals as well as spend time reviewing for the final exam.
Textbook Sections
§6.5 (Txt. p.356) Trapezoids and Kites
§6.6 (Txt. p.364) Special Quadrilaterals
Key Attitudes
Mathematics can be a tool for investigating and uncovering facts.
Investigating requires creativity and persistence.
If you don’t first succeed, try, try again.
Key Ideas
Information about the diagonals of a quadrilateral can be used to infer the type of quadrilateral.
Key Skills
Making and testing conjectures.
Determining the possible type of a quadrilateral when given information about the diagonals of the quadrilateral.
Using the properties of the diagonals of quadrilaterals the relationship between types of quadrilaterals-- Ex.: Explain using diagonals why a square is always a rhombus, but a rhombus is not always a square.
Handouts
No Handouts Posted
Web Resources
Math Open Reference Quadrilaterals Page
Assignment
Final Exam Review Chapter 6-- All, except for problems involving finding the area.
Permalink