This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2HR Q12, which involves angles of a circle. Students will understand the properties of tangents and inscribed angles in a circle. They will derive...

Ready to start doing some geometrical problem solving? In these 3 videos we are going to discover 9 different circle theorems. In this video (part 1 ) we’re going to look at 4 theorems inside the circle. And then in part 2 and 3 there...

Let’s discover some more circle theorems so that we can solve all types of geometrical puzzles. We discovered these 4 theorems in part 1: Angle at the centre is double the angle at the circumference The angle in a semi-circle is 90...

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...

We’ve now covered most of the theorems in the first two videos. All we have left is to look at chords.

In this math video, we the area of a sector of a circle step by step — aligned with Common Core Standard G-C.B.5! 🔵✏️
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We’re given a circle with a shaded sector, the radius, and asked to find the area of the shaded...

In this video, we define the different parts of the circle with the correct notation.

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q20, which involves circle angles. Students will understand the properties of angles in circles and how to calculate their sizes. They will...

Learn how to find the *area of a circle* with simple, step-by-step examples! In this middle school math lesson, Mrs. C from Math Defined explains how to use the formula *A = πr²* to calculate the area of a circle whether you’re given the...

In this math video we will learn how to write the equation of a circle. We will review the formula to write the equation of a circle given the center (h, k) and the radius r. We will understand that h represents the x coordinate of the...

The video provides an overview of different circle theorems and their applications in geometry. It starts with a review of four key theorems related to arrow, bow, quadrilateral, and semicircle shapes, and then moves on to discuss...

This video is a lecture presentation on the definitions of different parts of a circle. The presenter explains the concept of circle parts and their importance in geometry. The video covers eight components that are essential in...

In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...

👉 Learn about the points on the unit circle. A unit circle is a circle which radius is 1 and is centered at the origin in the cartesian coordinate system. To construct the unit circle we take note of the points where the unit circle...

Learn How to Find the Circumference of a Circle AND the Perimeter of a Semi-Circle!*



Wait… what’s the difference between circumference and *p
erimeter*?
What’s the best way to remember those c
ircle formulas?
And...

New ReviewIn this Grade 7 math lesson, students will learn how to determine the distance between the center of a circle and a point drawn on the circle when the radius is given. We begin by reviewing the definition of a circle’s radius and...

This video covers exam strategy, Geometry, Perimeter, Area, Angles, Circles. This is part 14 from the series 'Introduction to the Math Section of the SAT'.

In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...

What is Euclidean geometry, and how have descriptions of space moved on since Euclid's time? New types of geometry describe a strangely familiar curved space. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by...

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...

In this lesson, students will learn how to find the circumcenter and incenter of a triangle using angle bisectors, perpendicular bisectors, and circles. They will understand the concept of different centers in a triangle and how they...

Learn the essential definitions of the parts of a circle. A secant line to a circle is a line that crosses exactly two points on the circle while a tangent line to a circle is a line that touches exactly one point on the circle. A chord...

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...

👉 Learn about the points on the unit circle. A unit circle is a circle which radius is 1 and is centered at the origin in the cartesian coordinate system. To construct the unit circle we take note of the points where the unit circle...