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Introduction to Circles: Terminologies and Concepts
The video teaches basic terminologies and concepts related to circles, using a circular park as an example. It covers the definitions of a circle, radius, diameter, chord, secant, segment, arc, circumference, tangent, and sector. It also...
Let's Tute
Introduction to Tangents in Circles
This is a video about tangents in circles, explaining what they are, how they get their name, and their properties. The video also includes examples and proofs to help understand the concepts better.
Let's Tute
Circle Theorems: An Introduction
Circle Theorems part 1/3: In this video, the teacher breaks down the concept of theorems related to circles and provides a step-by-step explanation of 12 theorems. The teacher also covers basic concepts and terms related to circles and...
Let's Tute
Circle Theorems - Part 2
Covers the tricks to understand circle theorems & know what each theorem states. Also covers the basics knowledge required before solving a Circles theorem.
Let's Tute
Circle Theorems - Part 3
Covers the tricks to understand circle theorems & know what each theorem states. Also covers the basics knowledge required before solving a Circles theorems.
Curated Video
The Greeks and Proof
The Greek development of a rigorous system of logic and reasoning, which led to the first mathematical proofs. Maths - History Of Maths A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films...
Brian McLogan
Use a Two Column Proof to Prove Two Triangles are Congruent - Congruent Triangles
👉 Learn how to prove that two triangles are congruent. Two or more triangles are said to be congruent if they have the same shape and size. There are many postulates and theorems to determine whether two triangles are congruent. They...
Brian McLogan
Writing a Two Column Proof to Prove Two Triangles are Congruent - Congruent Triangles
👉 Learn how to prove that two triangles are congruent. Two or more triangles are said to be congruent if they have the same shape and size. There are many postulates and theorems to determine whether two triangles are congruent. They...
Brian McLogan
Conics what is the formula for a circle
Learn all about the definition and formula that makes up a circle. Understanding the basics of circles will help us graph and write the equation of circles to solve future problems in conic sections. A circle has a center (h,k) and...
3Blue1Brown
The Wallis product for pi, proved geometrically
A proof of the Wallis product for pi, together with some neat tricks using complex numbers to analyze circle geometry.
Curated Video
AMAZING CIRCLE ILLUSION! Optical Illusion Explained With Math
This incredible optical illusion shows how circular motion can result from linear motion! The reason we see the circle has to do with high school geometry. I explain why and give a formal mathematical proof in the video. My blog post for...
Curated Video
A 16 Year Old Discovered This AMAZING Geometry Hidden Pattern. Pascal's Theorem
Pascal discovered this amazing geometry result when he was only 16. The book "The Art of the Infinite" by Robert Kaplan and Ellen Kaplan has a wonderful introduction to projective geometry and a proof this this theorem. Proof of Pascal's...
Curated Video
VERY HARD South Korean Geometry Problem (CSAT Exam)
Thanks to Hyeong-jun (H. J.) for emailing me this problem! This is a challenging problem from the math section of the 1997 CSAT, a standardized test in South Korea. Can you figure it out? It took me several attempts, but it was really...
3Blue1Brown
Why is pi here? And why is it squared? A geometric answer to the Basel problem
A beautiful solution to the Basel Problem (1+1/4+1/9+1/16+...) using Euclidian geometry. Unlike many more common proofs, this one makes it very clear why pi is involved in the answer.
PBS
Proving Brouwer's Fixed Point Theorem
There is a proof for Brouwer's Fixed Point Theorem that uses a bridge - or portal - between geometry and algebra.
3Blue1Brown
Why is pi here? And why is it squared? A geometric answer to the Basel problem
A beautiful solution to the Basel Problem (1+1/4+1/9+1/16+...) using Euclidian geometry. Unlike many more common proofs, this one makes it very clear why pi is involved in the answer.
3Blue1Brown
Ever wondered why slicing a cone gives an ellipse? It’s wonderfully clever!
A beautiful proof of why slicing a cone gives an ellipse.
3Blue1Brown
Why slicing a cone gives an ellipse
A beautiful proof of why slicing a cone gives an ellipse.
3Blue1Brown
What does genius look like in math? Where does it come from? (Dandelin spheres)
A beautiful proof of why slicing a cone gives an ellipse.
Curated Video
Speed of the Earth
Even when you are standing still, you are moving through space at incredible speed. Find out how to calculate just how fast the Earth is moving. Maths - Accuracy And Proof A Twig Math Film. Reinforce and extend the learning required by...
Eddie Woo
Circle Geometry Proof (Touching circles with a second common tangent)
More resources available at www.misterwootube.com
Eddie Woo
Parametrics Exam Question (2 of 2: Circle geometry proof)
More resources available at www.misterwootube.com
Eddie Woo
Circle Geometry Proof - Triangles & Tangents
More resources available at www.misterwootube.com
Eddie Woo
Circle Geometry Example Question (worked proof)
More resources available at www.misterwootube.com