CK-12 Foundation
Ck 12: Geometry: Distance Between Parallel Lines
[Free Registration/Login may be required to access all resource tools.] In this lesson students find the distance between two parallel lines. Students examine guided notes, review guided practice, watch instructional videos and attempt...
Illustrative Mathematics
Illustrative Mathematics: G Co Inscribing a Square in a Circle
In this lesson, students learn how to inscribe a square in a circle. Aligns with G-CO.D.13
ClassFlow
Class Flow: Right Triangles
[Free Registration/Login Required] Use this flipchart to help your high school students understand right triangles using the Pythagorean Theorem.
Pennsylvania State University
Pennsylvania State Univ.: Trilingual Packaging Dilemma
This site from the Pennsylvania State University provides a hands-on activity to bridge the gap between right triangles, 30-60-90 and 45-45-90 theorems, and trigonometry, and what every student wants to know, "When will I ever use this?"...
Khan Academy
Khan Academy: Distance Formula
Review how to derive a general formula for the distance between two points.
Math Medics
S.o.s. Math: Hyperbolic Functions
This math lesson gives formulas for the hyperbolic trigonometric functions, a very most important property of their version of the Pythagorean Theorem, and it's verification, and many helpful visual aides.
Mangahigh
Mangahigh: Number: Solve Problems Using Radicals
Use the pythagorean theorem to solve problems with radicals.
Wolfram Research
Wolfram Math World: Heron's Formula
This site provides a detailed overview of Heron's Formula. Content includes a definition, example, and formula.
University of Saskatchewan (Canada)
University of Saskatchewan: Geometry
The University of Saskatchewan's Department of Mathematics and Statistics provides high school students with online tutorials and exercises on what they deem some of the most important topics in geometry: Triangles, and Circles and Other...
University of Saskatchewan (Canada)
University of Saskatchewan: Trigonometric Functions
This site examines the six trigonometric functions from a right triangle point of view. Provides information, examples, and lots of exercises for understanding.
Other
Platonic Realms: Conics
This resource provides in depth information on the conic sections. Click on the underlined words for definitions and diagrams.
TeachEngineering
Teach Engineering: Stay in Shape
In this activity, students will learn that math is important in navigation and engineering. Ancient land and sea navigators started with the most basic of navigation equations (Speed x Time = Distance). Today, navigational satellites use...
TeachEngineering
Teach Engineering: Handheld Trigonometry
In addition to understanding the concept of similar right triangles and how they apply to trigonometric ratios, students explore a clinometer app, and discover how it can be used to test the mathematics underpinning trigonometry.
Physics Classroom
The Physics Classroom: Motion and Forces in Two Dimensions: Vector Addition
An extensive discussion of vector addition with links to interactives and exercises.
Exploratorium
Exploratorium: Pi Day
Pi Day is celebrated on March 14 in honor of the never-ending value of pi (3.1415926) The renowned museum, Exploratorium, presents a history of Pi and offers links to Pi-related activities.
Other
Algebra Class: Solving and Graphing a Quadratic Equation
Math teacher provides a unit on quadratic equations in which she explains the concepts of solving and graphing quadratic equations through numerous examples and graphs. Hyperlinks are available to each step that ultimately leads to...
Other
Achieve: Miniature Golf Design Task [Pdf]
In this task students are asked to combine numerous skills to create a miniature golf hole. Students create a scale drawing of the hole, calculate the area of the hole and determine the percentage of total area used. In addition,...
University of Georgia
University of Georgia: Inter Math: Recommended Investigations of the Triangle
Investigate the qualities of a triangle with these seventeen word problems. Many include ways to extend the lesson.
CK-12 Foundation
Ck 12: Interactive Middle School Math 8 for Ccss
A complete CCSS Grade 8 Mathematics course that includes interactives in every lesson, plus videos, hands-on activities, and questions with immediate feedback. Every lesson also has specifically chosen 'Related Modalities' that teach the...
Cuemath
Cuemath: Triangles
Explore everything about triangles. Learn about the different types, important properties, and how to find its area and perimeter. Check out the solved examples and interactive questions for better understanding.
Illustrative Mathematics
Illustrative Mathematics: G C, G Srt Neglecting the Curvature of the Earth
Jerry and Ashley are trying to find out if it is possible to see the lowest point in the USA from the highest point in the USA. It turns out that the highest point in the United States, the peak of Mount Whitney, is only 85 miles from...
Illustrative Mathematics
Illustrative Mathematics: 8.g, G Gpe, G Srt, G Co Is This a Rectangle?
For this task, students are given four sets of coordinate pairs and are asked to determine if they represent a rectangle. Aligns with 8.G.A, 8.G.B, G-CO.B, G-GPE.B, and G-SRT.B.5.
Curated OER
45 45 90 and 30 60 90 Triangles
The formulas for 45-45-90 and 30-60-90 triangles and the use of the Pythagorean theorem to prove the formulas.
Ducksters
Ducksters: Physics for Kids: Basic Vector Math
Kids learn about basic vector math in the science of physics. How to add vectors using the head-to-tail method and the Pythagorean theorem. Example problems and the commutative and associative laws.
Other popular searches
- Geometry Pythagorean Theorem
- Pythagorean Theorem Proof
- Grade 7 Pythagorean Theorem
- Discover Pythagorean Theorem
- The Pythagorean Theorem
- Pythagorean Theorem Squares
- Converse Pythagorean Theorem
- Pythagorean Theorem Euclid
- Proof of Pythagorean Theorem
- Pythagorean Theorem Theory
- Pythagorean Theorem Triples
- Pythagorean Theorem Activities