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Instructional Video8:22
Let's Tute

Introduction to Circles: Terminologies and Concepts

9th - Higher Ed
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...
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Instructional Video3:57
Brian McLogan

How to find the diameter of a circle with a given area

12th - Higher Ed
👉 Learn how to find the area and perimeter of a parallelogram. A parallelogram is a quadrilateral with two pairs of parallel sides. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is...
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Instructional Video3:39
TED-Ed

TED-Ed: The infinite life of pi - Reynaldo Lopes

Pre-K - Higher Ed
The ratio of a circle's circumference to its diameter is always the same: 3.14159 and on and on (literally!) forever. This irrational number, pi, has an infinite number of digits, so we'll never figure out its exact value no matter how...
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Instructional Video2:07
Visual Learning Systems

Understanding Circumference of Circles

9th - 12th
This video explains how to calculate the circumference of a circle using both the diameter and the radius. It introduces the concept of π as a ratio that relates the circumference to the diameter. This video is part of the 8-part series,...
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Instructional Video4:21
Curated Video

Finding the Circumference of a Circle

K - 5th
In this video, the teacher explains how to find the circumference of a circle by exploring the ratio of the diameter and circumference. The concept of constant proportionality and the use of pi as an approximate value are also discussed.
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Instructional Video5:30
Curated Video

Phythaforas' Theorem: Finding the Circumference of a Circle

9th - 12th
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1H Q6, which involves chords and diameter of a circle. Learners are given some information and they need to use the Pythagorean theorem and use the...
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Instructional Video4:40
Mazz Media

Circles

6th - 8th
In this video viewers will learn that many natural and human objects are circle-shaped. Students will come to understand that the two basic dimensions of a circle are its circumference and its diameter. Using real life examples students...
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Instructional Video1:34
Brian McLogan

How to find the measure of a major arc of a circle

12th - Higher Ed
Learn how to solve problems with arcs of a circle. An arc is a curve made by two points on the circumference of a circle. The measure of an arc corresponds to the central angle made by the two radii from the center of the circle to the...
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Instructional Video2:48
Tarver Academy

Circumference and Area of a Circle

12th - Higher Ed
In This Episode, Tyler Teaches Us About The Circumference and Area of a Circle
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Instructional Video5:07
Curated Video

Finding the Area of a Circle

K - 5th
This video explains how to find the area of a circle by relating it to a rectangle. Review the concept of area and the order of operations. Using visual aids, they demonstrate how to convert a circular shape into a rectangular shape to...
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Instructional Video2:45
Tarver Academy

How to find the Circumference when you know the Area

12th - Higher Ed
In This Episode, Tyler Teaches Us About How to find the Circumference when you know the Area
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Instructional Video1:40
Tarver Academy

How to find the Radius when you're given the Circumference

12th - Higher Ed
In This Episode, Tyler Teaches Us About How to find the Radius when you're given the Circumference
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Instructional Video1:51
Brian McLogan

Given a circle on a graph learn to write the equation of the circle

12th - Higher Ed
Learn how to write the equation of a circle. A circle is a closed shape such that all points are equidistance (equal distance) from a fixed point. The fixed point is called the center of the circle while the distance between any point of...
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Instructional Video3:33
Brian McLogan

First intro to right circular cylinders in junior or high school geometry

12th - Higher Ed
👉 Learn how to find the volume and the surface area of a cylinder. A cylinder is a 3-dimensional object having two circular bases and a round surface joining the bases. The vertical distance between the circular bases of a cylinder is...
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Instructional Video3:35
Brian McLogan

How to determine the value of x using the definition of a tangent line to a circle

12th - Higher Ed
Learn how to solve problems with tangent line. A tangent line to a circle is a line that touches the circle at exactly one point. The tangent line to a circle makes a right angle with the radius of the circle at the point of its...
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Instructional Video0:58
Brian McLogan

How do the lengths of tangent and secant line compare from a point outside of a circle

12th - Higher Ed
Learn how to solve problems with secant lines. A secant line is a line that intersects a circle at exactly 2 points in contrast to a tangent line which is a line that touches a circle at exactly one point. When two secant lines...
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Instructional Video2:25
Curated Video

Circle Theorems: Recognizing and Applying Key Rules

12th - Higher Ed
This is an educational video that explains various circle theorems, which are important geometrical concepts related to angles and chords in a circle. The presenter goes through each theorem and provides examples and visual aids to help...
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Instructional Video4:50
Curated Video

GCSE Secondary Maths Age 13-17 - Geometry & Measures: Circle Problem - Explained

9th - 12th
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
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Instructional Video4:47
Curated Video

GCSE Secondary Maths Age 13-17 - Geometry & Measures: Circle Theorems - Explained

9th - 12th
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
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Instructional Video7:06
Curated Video

GCSE Secondary Maths Age 13-17 - Geometry & Measures: Area of a Circle - Problem - Explained

9th - 12th
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
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Instructional Video2:50
Brian McLogan

What are the important formulas for a circle

12th - Higher Ed
👉 Learn how to find the area and perimeter of a parallelogram. A parallelogram is a quadrilateral with two pairs of parallel sides. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is...
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Instructional Video2:54
Brian McLogan

Finding the circumference and area of a circle

12th - Higher Ed
👉 Learn how to find the area and perimeter of a parallelogram. A parallelogram is a quadrilateral with two pairs of parallel sides. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is...
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Instructional Video5:11
Curated Video

Circle Theorems - Part 1

12th - Higher Ed
CREDITS Animation & Design: Murray Knox Narration: Lucy Billings Script: Lucy Billings In these 3 videos we are going to discover 9 different circle theorems. I’m a big fan of them - they’re like little logic puzzles. Before we get...
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Instructional Video3:26
Brian McLogan

Learning how to find the measure of a minor arc for a circle

12th - Higher Ed
Learn how to solve problems with arcs of a circle. An arc is a curve made by two points on the circumference of a circle. The measure of an arc corresponds to the central angle made by the two radii from the center of the circle to the...