![]() Wednesday 10/14/98 Topic: Line Symmetry and Reflection with a Mirror Using the Reflectview Mirror to reflect objects and investigate symmetry.Parallel to the sides of ABC and distances are determined by finding Proof of concurrence of altitudes of triangle ABC the key is toĬonstruct a larger triangle A'B'C' so that ABC is the midpoint.Midpoint parallelogram of a quadrilateral. Proof of concurrence of medians of a triangle with connection to.Proof of perpendicular bisector concurrence for a general triangle.) Midpoint of the hypotenuse, one needs more than equal distances, oneĪlso needs to show the point is on the hypotenuse. Where the perpendicular bisectors of the legs interesect is the Monday, 10/12/98 Topic: Two More Concurrence Theorems.Reading GTC (Geometry Through the Circle), Chapter 4. This is applied to an introduction to moreĪn important application is the construction of the tangent lines to a given circle This uses someĭetailed geometry of the right triangle, especially the fact that the midpoint Of the vertex of right angles ABC for fixed A and B is a circle. Topic: Carpenter's Construction This lab will work through GTC Chapter 4. ![]() ![]() Reading GTC (Geometry Through the Circle),Chapter 3. Perpendicular bisectors and the constuction of the circumcircle. The main goal is to see theĬonnection between the perpendicular bisector of a segment and the locus of points Math 487 Lab #2 Wednesday 10/7/98 Topic: Perpendicular Bisectors, Circles and Distance This lab will work through Chapter 3 of GTC.21-38.Īssignment 3 Due Midpoint Quadrilaterals, cubes and others. Wednesday 10/7/98 Topic: Division Ratios Signed (Positive and Negative) Ratios are key tools in understanding.Reading B&B, Chapter 4 Bix, Chapter 1, Section 0. Monday, 10/5/98 Topic: Similarity and Parallels (2) Theorem of Thales as simplest case of similarity.Reading GTC (Geometry Through the Circle), Chapter 2.īack to Top. To traces of points and lines in Sketchpad. Topic: Tangents and Chords of Circles This lab will work through Chapter 2 of GTC. This class will meet in the Thomson Computer Lab. Getting Acquainted with Sketchpad (Part 1).Getting email from the list this week you are on otherwise, Math 487 Lab #1 Wednesday 9/28/98 Introduction to Geometer's Sketchpad Students will be introduced to the Sketchpad software by workingĬhapter 2 of GTC will also be used, so bringĮmail List Everyone should be on the email list.Results, including the Pythagorean Theorem. Wednesday 9/30/98 Topic: Similar Triangles and Pythagorean Theorem Criteria for similarity of triangles will be used to prove several.Monday, 9/28/98 Topic: Congruent Triangles SAS, SSS and ASA criteria for triangle congruence.Math 444 Syllabus and Topic Outline Math 444 Syllabus and Topic Outline
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