Today's class is brought to you by the Isosceles
Triangle.
Topics
Congruence:
SAS, ASA, SSS, etc. Properties of Isosceles Triangles.
Class Schedule
Whatta you know? What are words and facts about geometry that
your already know? Discussion.
Announcements
Experimenting with triangles: given various combinations of
sides and angles, is the shape and size of a triangle uniquely determined?
Proof: Basic properties of an isosceles triangles.
Assignments
New
Assignment 0 - Tools to Bring to Class Every Day
Starting Friday, bring a decent compass (that will lock
its distance and not slip), a ruler, a protractor
and a pair of scissors to class every day.
Assignment 1 (due Friday, 10/1)
Read Berele-Goldman 1.1 and 1.2.
1.1.Hand in written proof at beginning of class.Write a proof of this theorem: Given two points A and B, a point
C is on the perpendicular bisector of AB if and only if AC is congruent
to BC.