Other
800score: Intersecting Angles
Read a description of intersecting lines and all about the different kinds of angles they form. Includes examples.
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: El Azar Y La Probabilidad
In Spanish. Interactive activities introducing some of the concepts of probability.
CK-12 Foundation
Ck 12: Trigonometry: Intersections of Polar Curves
[Free Registration/Login may be required to access all resource tools.] Finding coordinates of intersection of two curves in polar coordinates.
University of Georgia
University of Georgia: Inter Math: Intersecting Planes
This site gives a description and picture of intersecting planes. Be sure to follow the "More Information," and "Interactive Challenge," links located in the left-hand column for more information about intersecting planes.
University of Vienna (Austria)
University of Vienna: Definition of Sets
Assess understanding of sets by matching each set notation with its corresponding set.
Purple Math
Purplemath: Systems of Linear Equations: Definitions
Covers the basic definitions involved in systems of linear equations.
CK-12 Foundation
Ck 12: Geometry: Basic Geometric Definitions
[Free Registration/Login may be required to access all resource tools.] In this lesson students define and use geometric terms. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.
Khan Academy
Khan Academy: Triangle Intersection in 3 D
In this seven-problem quiz/practice, students will calculate whether a point is inside a triangle in 3D.
Khan Academy
Khan Academy: Ray Intersection With Plane
In this seven-problem quiz/practice students calculate the point at which a ray intersects with a plane in three dimensions.
Khan Academy
Khan Academy: Ray Intersection With Line
In this seven-question quiz/practice students find where a ray intersects with a line in implicit form.
Math Open Reference
Math Open Reference: Intersection of Two Straight Lines
Learn about the intersection of two straight lines with this helpful reference tool. Provides a detailed definition, examples, and an interactive activity that enhance further explanation. Includes links to related topics.
CK-12 Foundation
Ck 12: Interactive Geometry: 11.7 Probability of Intersections
Understand how to find the probability of the intersection of events.
Purple Math
Purplemath: Venn Diagrams
Introduces the basic terminology of Venn diagrams, and shows how to "populate" and read Venn diagrams.
Ministry of Education and Employment of Spain
Red Escolar: Intersecciones
In Spanish. This math game is for two players. The goal is to join the green points on the side of the square with a straight line and get the highest number of intersections between the drawn lines.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Intersecting Angles
This site from The Math Forum of Drexel University provides a question posed by a students with a response. The question involves the points of intersection of two intersecting angles.
University of Regina (Canada)
University of Regina: Math Central: Angle of Intersection of Two Lines
Use this question response site from the University of Regina about finding the acute angle of intersection between the two given lines. The response contains a visual aide and commentary to help.
California State University
California State University, San Bernardino: Inverse Functions
This site has many links to examples of inverse functions, including intersections, inverse by reflection, and graphing inverse functions.
Sophia Learning
Sophia: Finding Intersections: Lesson 2
This lesson demonstrates graphing two lines on a coordinate plane and determining the point where two lines intersect. It is 2 of 5 in the series titled "Finding Intersections."
Sophia Learning
Sophia: Finding Intersections: Lesson 3
This lesson demonstrates graphing two lines on a coordinate plane and determining the point where two lines intersect. It is 3 of 5 in the series titled "Finding Intersections."
Sophia Learning
Sophia: Finding Intersections: Lesson 5
This lesson demonstrates graphing two lines on a coordinate plane and determining the point where two lines intersect. It is 5 of 5 in the series titled "Finding Intersections."
That Quiz
That Quiz: Conjuntos
Test your knowledge of sets, union, intersection, complements and Venn diagram by taking this practice test. Five levels are provided and it also tracks the number of correct and wrong answers.
Other
Intersecting Convex Polygons the Algorithm
This site talks about how to check for the intersection of polygons. Computer programs calculating intersections are presented.
University of Georgia
University of Georgia: Inter Math: Intersection of Sets
This site gives a description of intersection of sets along with an example. There are links to related terms, challenging problems, more information, and the interactive check point involving set intersections located in the left-hand...
Math Open Reference
Math Open Reference: Intersection
Learn about intersections with this helpful reference tool. Provides a detailed definition and an interactive activity that enhance further explanation. Includes links to related topics.