Intersectional Black Panther Party History Project, IPHP
Teaching the History of the Black Panther Party: 5 Essential FAQ’s
What are the facts about the Black Panther Party? Was it, as J. Edgar Hoover contended, a terrorist organization and a threat to national security? Or a group of indviduals bound together by a desire to protect and nurture their...
Texas Education Agency
Texas Gateway: Parallel and Intersecting Lines
This activity provides an opportunity for students to build an understanding of parallel and intersecting lines.
Wolfram Research
Wolfram Math World: Intersection
This page gives a brief discussion of the intersection of sets in mathematics and probability.
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.
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.
CK-12 Foundation
Ck 12: Geometry: Intersecting and Parallel Lines
[Free Registration/Login may be required to access all resource tools.] Identify intersecting and parallel lines.
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.
Geometry Help
Geometry Help: Intersecting Lines and Angles
Explains the basic concept of intersecting lines and angles with step-by-step instructions and methods for solving specific problems on your own relating to this topic.
CK-12 Foundation
Ck 12: Interactive Geometry: 11.7 Probability of Intersections
Understand how to find the probability of the intersection of events.
PBS
Pbs Learning Media: Finding the Intersection
In this Cyberchase video, Inez and Digit identify the location of the transformatron using their knowledge of parallel and intersecting lines.
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.
Other
800score: Intersecting Angles
Read a description of intersecting lines and all about the different kinds of angles they form. Includes examples.
Texas Instruments
Texas Instruments: Intersection of a Line With a Parabola
In this activity, students use Computer Algebra System (CAS) tools to find intersections of linear and non-linear equations. They confirm their answers by graphing the equations on the calculator.
Texas Instruments
Texas Instruments: Intersecting Lines and Vertical Angles
In this activity, students visualize and explore the angles that are formed when two lines intersect. By measuring angles formed by intersecting lines, they enhance their understanding of vertical angles, supplementary angles, and a...
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.
TeachEngineering
Teach Engineering: Parallel and Intersecting Lines: A Collision Course?
Students act as civil engineers developing safe railways as a way to strengthen their understanding of parallel and intersecting lines. Using pieces of yarn to visually represent line segments, students lay down "train tracks" on a...
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."
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.
Texas Instruments
Texas Instruments: Intersecting Lines and Planes
In these problems, students are asked to find: point of intersection of two lines; coefficients that make two lines parallel; intersection of diagonals of a quadrilateral; and the point of intersection of three planes.
Texas Instruments
Texas Instruments: Segments Formed by Intersecting Chords, Secants, and Tangents
This activity is designed to help students discover several important theorems concerning lengths of segments formed by intersecting chords, secants, and tangents.
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.
Texas Instruments
Texas Instruments: Angles Formed by Intersecting Chords, Secants, and Tangents
In this activity, students will investigate properties of angles and arcs formed when chords, secants, and tangents intersect and intercept arcs in a circle. They discover several important theorems concerning circles and arc sizes. They...
Texas Instruments
Texas Instruments: Numb3 Rs: Trawling for an Intersection
Based off of the hit television show NUMB3RS, this lesson is designed to draw a connection between polar and parametric equations, as well as to expose students to the Trawler Problem (involving a fast boat chasing a slower boat which...
Texas Instruments
Texas Instruments: Angles Formed by Two Intersecting Lines
Students will investigate the properties of angles formed by intersecting lines. They examine the definition of adjacent angles, supplementary angles, and vertical angles and learn about two important geometric theorems dealing with...
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