Circumference Videos - Free Educational Videos for Students in K - 12

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This page provides a list of educational videos related to Circumference. You can also use this page to find sample questions, apps, worksheets, lessons , infographics and presentations related to Circumference.


Circumference and Diameter of a Circle and Pi


By APUS07

YouTube presents Circumference and Diameter of a Circle and Pi, an educational video resource on math.

Circles - Area, Circumference, Radius & Diameter Explained!


By The Organic Chemistry Tutor

This basic geometry video tutorial explains how to calculate the area and circumference of a circle given it's radius and diameter. This video contains a few examples with word problems. This video also explains how to calculate the circumference given the area, and how to calculate

Circles: radius, diameter, circumference and Pi | Geometry | Khan Academy


By Khan Academy

The radius is the distance between the center and any point on the circumference of a circle. The diameter is always twice the radius. The circumference is the perimeter of the circle.

Circumference of a circle, 2πr, How to get the Formula


By mathematicsonline

A quick explanation on why the circumference of a circle is 2πr. Buy my app! https://itunes.apple.com/us/app/euclids-elements-book-1/id717831746?ls=1&mt=8

Radius, diameter, and circumference


By Khan Academy

Learn how the number Pi allows us to relate the radius, diameter, and circumference of a circle.

Calculating the circumference of a circle


By MathPlanetVideos

Find the radius of the circle

10.1 The Circle (Lesson)


By AutenMath

A lesson on circle basics: circle definition, chords, diameter, radius, circumference, area of a circle, interior of a circle, exterior of a circle

Formula for Area of a Circle


By Steven Ellis

This video shows that pi is equal to the ratio of the area of a circle to the area of a square when the radius of the circle equals the length of the side of the square. This is a view of pi other than the ratio of the circumference to the diameter.

Area of a circle


By Khan Academy

Learn how the number Pi allows us to relate the radius, diameter, and circumference of a circle.

Arcs and Chords - YourTeacher.com - Geometry Help


By yourteachermathhelp

Although circumference and area cover most of the problems on the SAT/ACT, you might also encounter questions involving arc length and chords. Watch the solution to this question to see how to use the information you're given to set up equations you're familiar with, like the pythagorean theorem.

Advanced information about circles


By MathPlanetVideos

Find the value of t in the figure

Basic information about circles


By MathPlanetVideos

What's the angle of the circle arc if we divide a cicle in 12 equally sized pieces

11.6 Areas of Circles, Sectors & Segments (Lesson)


By AutenMath

A lesson on finding the area of circles, sectors and segments

Writing The Equation Of A Circle In Standard Form


By NotesCollegeAlgebra

How to write the equation for the standard form of a circle