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Honors Geometry 21 Nov 2011 EMPTY folders- put papers in your binders. ONLY keep weekly warm up sheet and current day’s classwork in folders. Warm-up- silently please pg. 252: # 12
Objective Students will write flow chart proofs. Students will take notes, participate in class discussion, do proofs and present to the class.
Homework due today none Homework due Tuesday, Nov. 22 pg. 239: 1- 4, 10 – 13 NO HOMEWORK OVER THANKSGIVING BREAK DUE Tuesday, Nov. 29: Finish Handout 4.8 Proving Special Triangle Conjectures (need a copy? see DG4 PYSA link to PDF on my wiki page)
remembering CPCTC… If two triangles are congruent, then Corresponding Parts of those Congruent Triangles are Congruent CPCTC You must make sure you have CORRESPONDING PARTS SAME RELATIVE POSITION!!! HINTS– Use colored pencils to mark corresponding parts. Mark all info you know on the figure. Redraw triangles separately. Extend lines or draw additional lines to make triangles. Use ARROWS to show direction around triangle.
1. Restate given information clearly. Mark the information on a sketch. 2. State what you are trying to show. 3. Write the given information on the left. Write what you are trying to show on the right. 4. Fill in the other boxes working backwards and forwards as needed. 5. ARROWS are used to connect information directly resulting from a previous statements. Thinking FLOWS left to right.
1. Given: parallelogram SOAK with diagonal Show: Def. of parallelogram AIA SOAK is a parallelogram
practice Do problems on handout 4.7 Be ready to share your work with the class. FINISHED? You may work on your homework.
debrief what did you learn? what is still confusing?