Curated OER
Using the Distance Formula
In this distance formula learning exercise, students solve and complete 30 various types of problems. First, they find the exact distance between each pair of points and make a sketch of the situation. Then, students find the center,...
Curated OER
Analytic Geometry-Good Problems from Alex Pintilie
In this analytic geometry worksheet, students solve 12 word problems. Problems cover identifying the locus of an equation as well as the locus.
Oswego City School District
Regents Exam Prep Center: What Is a Locus?
This site defines what a locus is and offers links to five locus theorems. Walks you through the six "Steps to solving a locus problem."
Other
Platonic Realms: Conics
This resource provides in depth information on the conic sections. Click on the underlined words for definitions and diagrams.
Oswego City School District
Regents Exam Prep Center: Locus at a Fixed Distance From a Point
This site defines a locus and introduces five theorems about loci. Click on the "Topic Index" link to find related practice activities and resources.
Oswego City School District
Regents Exam Prep Center: Locus Equidistant From Two Points
Use this site to investigate the third theorem of loci, equidistant from two points. Click on the "Topic Index" link to find related practice activities and resources.
Oswego City School District
Regents Exam Prep Center: Compound Locus
Loci are applied to word problems in this online tutorial. Practice problems are included. The teacher resource page supplies practical problems.
Oswego City School District
Regents Exam Prep Center: The Basic Locus Theorems
A wealth of resources for teachers introducing locus theorems to students. Lessons cover simple definitions, provide examples and diagrams, and offer connections to real-life situations. Practice exercises offer students online quizzes...
Texas Instruments
Texas Instruments: Ellipse: Locus of Points (Cabri Jr.)
Ellipse as a locus of points using Cabri Jr.
Wolfram Research
Wolfram Math World: Locus
This site defines the term "locus" as it is used in mathematics and gives an example of the locus as a set of points equal distance from a point in two and three dimensional space.