Brian McLogan
Conics given the endpoints of a circle find the equation
Learn how to write the equation of a circle given different pieces of information. When writing the equation of a circle you will be work from the general equation of a circle and plug in our given information such as the radius, center,...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Area of irregular shapes - Explained
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...
Curated Video
Learning D3.JS 5.0 7.6: Visualization with Scales
In this video, we will learn how to use the scale, range, and domain functions in the scatter plot to dynamically present data. • Create the variables for x and y coordinates • Alternate the returning values of circles and labels • View...
Brian McLogan
What is the difference between a secant and tangent line
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...
Brian McLogan
Given two congruent arcs determine the value of your central angle
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...
Zach Star
This is what a universe with spherical geometry might look like (even if you're sober)
This is what a universe with spherical geometry might look like (even if you're sober)
Brian McLogan
How to venn diagrams with three diagrams
In this playlist I show you how to understand set theory. I introduce sets as venn diagrams, mapping and as sets of numbers. With sets we look at how to find the union, compliment, and intersection of given sets. We introduce sets with...
Curated Video
Exploring Optical Illusions: Tricks of Perception and Perspective
In this video, we explore three fascinating optical illusions that challenge our perception of size, color, and perspective. Test yourself on some these illusions and learn what is really going on.
Curated Video
Finding the Perimeter of Composite Figures
This lesson will review what a composite figure is and how to find the perimeter of a composite figure. Grade 7 Common Core Topics/Standards
Brian McLogan
When a chord is bisected by a line then it is perpendicular to that line
Learn how to solve problems with chords. A chord is a line that has its two endpoints on the circle. A chord passing through the center of the circle is refered to as the diameter of the circle. A chord divides the circle into two...
Brian McLogan
Using a semi circle to determine the measure of a minor arc
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...
Brian McLogan
Learn how to determine the measure of an arc given congruent chords
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...
KnowMo
Circle Definitions: Understanding the Eight Parts of a Circle
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...
Let's Tute
Creating a Dreamcatcher Mandala
In this Mandala video, the instructor guides viewers through the process of creating a Dreamcatcher mandala. From finding the center and drawing circles to adding feathers and coloring, this tutorial provides step-by-step instructions to...
Curated Video
GCSE Secondary Maths Age 13-17 - Probability & Statistics: Sets and Venn Diagrams - Explained
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...
Brian McLogan
What is the definition of a tangent line to a circle
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...
Brian McLogan
What is the measure of a major arc in terms of a minor arc
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...
Brian McLogan
Understanding what a radian is
👉 Learn about angles in trigonometry. An angle is the figure formed by two rays sharing the same endpoint. The two rays are called the sides of the angle while the common endpoint of the two rays is called the vertex of the angle. Angle...
Curated Video
C++ Programming By Example - Adding the Ability to Draw Circles
How can we add the ability to draw shapes? • Look at the QPainterPath documentation • Change drawing style on a custom widget based on user selection • Use the ‘addEllipse’ and ‘addRect’ functions This clip is from the chapter "Building...
Visual Learning Systems
Circles Review
This video provides a concise overview of the key concepts related to circles, including the radius, diameter, circumference, and area. It also touches on finding the area and volume of cylinders. This video is part of the 8-part series,...
Curated Video
Identifying Fractions Equal to 1 Whole
In this lesson, students learn how to identify fractions that are equal to 1 whole and determine the number of fractional pieces needed to make 1 whole. They explore visual fraction models and understand that the numerator and...
Brian McLogan
How to solve for x when given two tangent lines to a circle
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...
KnowMo
Calculating Area and Circumference of Circles
This video is a tutorial on how to calculate the area and circumference of circles using formulas such as pi times the radius squared or pi times the diameter of the circle. The video explains the importance of rounding the final answer...