Class Page

for

Mrs. Coffman


Send me an e-mail at carly_coffman@gwinnett.k12.ga.us


Something about me.


Links

NCTM

The Department of Mathematics Education

MacTutorHistory of Mathematics Site -- St. Andrew's University

Math Forum(alias Geometry Forum)

Furman University Mathematical Quotation Server

Project InterMath


Projects

Car Depreciation


Student Explorations

NCTM E-examples: Interactive measures of central tendency, Pythagorean Theorem proof, rate of change problems, and more

Virtual Manipulatives:  Interactive algebra tiles, balance scales for solving linear equations, probability of games, using deductive thinking to solve problems, and more

Pythagorean Theorem: Interactive proofs of the Pythagorean Theorem

Outer Angles of Polygon:  Interactive applet explaining sums of outer angles of polygons

Ratios of Area

Linear Function Graphs:  Demonstration of tank being filled with water and graph

Conics

Missle Application:  Determine if a chopper can carry missiles

Algebra Applets:  Integers, Fractions, Algebra Tiles, and much more!


 

EMAT 6680 WRITE-UPS

 

Assignment 1: Exploring y = a(sin bx + c)

Assignment 2: Exploring y = ax^2 +x + 2

Assignment 3: Article:Examining ax^2 + bx + c = 0

Assignment 4: Exploring thecentroid, orthocenter, circumcenter, and incenter

Assignment 5: GSP Library

Assignment 6: Creating Parabolaswith GSP

Assignment 7: Tangent Circles

Assignment 8: Orthocenters andAltitudes

Assignment 9: Pedal Triangles

Assignment 10: Parametric Curves

Assignment 11: Polar Equations

Assignment 12: ExploringSpreadsheet

FINAL: Triangle Side Relationships


EMAT 6690

 

Essays:

 

Friday the 13th

 

The Tomahawk

 

Encryption & Ciphering

 

 

Instructional Unit for Conics:

 

Lesson 1:

What is a Conic?

Lesson 2:

Ellipse

Lesson 3:

Circle

Lesson 4:

Parabola

Lesson 5:

Hyperbola

Lesson 6:

Comets & Planets

Lesson 7:

3D Figures

Lesson 8:

Dolphins & Footballs

 

 

 

 


EMAT 7080

(You must have Geometer’s Sketch Pad to open these files)

 

          Fraction Model                                                                        Area Model

 


 

Thanks for visiting!


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