Geometry - 4th Edition

Chapter 3: Coordinate Geometry

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Some links are repeated for use with more than one lesson.

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http://www.purplemath.com/modules/distform.htm
This page explains the distance formula, shows explains, and discusses common mistakes students make when using it.

http://www.phy6.org/stargaze/Svector.htm
This page explains vectors and many different components of them.

http://hyperphysics.phy-astr.gsu.edu/hbase/vect.html
This page explains vectors and basic vector operations.

http://cs.selu.edu/~rbyrd/math/slope/
This page states the slope formula and contains an example problem with a solution.

http://www.regentsprep.org/regents/math/algebra/ac1/indexAC1.htm
NEW This page has links to lessons and practice problems about the slope of a line, spanning topics for this and the next lesson.

http://www.regentsprep.org/regents/math/algebra/ac1/indexAC1.htm
NEW This page has links to lessons and practice problems about the slope of a line, spanning topics for this and the previous lesson.

http://edhelper.com/LinearEquations16.htm
This page is a sample worksheet of problem for writing an equation of the line.

http://www.mathsisfun.com/geometry/parabola.html
NEW This page explores the features of parabolas, including practice problems.

http://www.regentsprep.org/regents/math/algebra/ac4/indexAC4.htm
NEW This site gives practice using the axis of symmetry to graph parabolas.

http://www.mathwarehouse.com/geometry/parabola/standard-and-vertex-form.php
NEW This page compares the standard and vertex equation forms for a parabola.

http://www.regentsprep.org/regents/math/geometry/GCG4/indexGCG4.htm
NEW This page discusses and provides practice with proofs in coordinate geometry.