Join using code
Log in
congruency-of-right-triangles-definition-of-la-and-ll-theorems
Shared lesson activities for Congruency of Right Triangles: Definition of LA and LL Theorems
Go back to all lesson plans
Euclid as the father of geometry | Introduction to Euclidean geometry | Geometry | Khan Academy
We don't normally delve too far into history when talking about math, but sometimes it's important to have perspective about how some of our math concepts ...
Equilateral Triangles: Lesson (Geometry Concepts)
Discover more at www.ck12.org: . Here you'll learn the definition of an equilateral triangle as well as an ...
SSS to show a radius is perpendicular to a chord that it bisects | Geometry | Khan Academy
More on the difference between a theorem and axiom. Proving a cool result using SSS Watch the next lesson: ...
How to Turn a Sphere Inside Out
will blow your mind.
Surface Area of a Triangular Prism
Visit Our Website (COMING SOON) For Full Video Lessons ▷ My Channel: ...
Area of Koch snowflake (part 1) - advanced | Perimeter, area, and volume | Geometry | Khan Academy
Starting to figure out the area of a Koch Snowflake (which has an infinite perimeter) Watch the next lesson: ...
How To Figure Out The Value Of x In A Triangle When The Angles Are Expressions (Solving Triangles)
In this video you will be shown how to find the value of x in a triangle when all the angles are given in terms of x. You can do this type of problem by forming...
Bhaskara's proof of the Pythagorean theorem | Geometry | Khan Academy
An elegant visual proof of the Pythagorean Theorem developed by the 12th century Indian mathematician Bhaskara. Practice this lesson yourself on ...
Go back to all lesson plans