Curated Video
Drawing Trigonometric Graphs Using the Unit Circle
This video is a lecture on how to draw trigonometric graphs using the unit circle. The lecturer explains how to visualize sine, cosine, and tangent graphs by examining the relationships of the trigonometric ratios with the sides of right...
Curated Video
Equation of a Circle Centered at a Point: Explained and Solved Examples
This video is a presentation on the equation of a circle. The presenter explains the general formula for the equation of a circle centered at the origin and at a particular point of AB. The video also covers how to calculate the radius...
FuseSchool
Equation Of A Circle
In this video we discover the equation of a circle, thanks to how it looks on a graph. The equation of a circle is (x - a)^2 + (y - b)^2 = r^2, where (a, b) is the centre of the circle and r is the radius. The coordinates of the centre...
Brian McLogan
What is a radian and how does it compare to degree measure
👉 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...
Brian McLogan
Understand the different ways we understand the sine function
👉 Learn all about evaluating trigonometric functions with triangles. In this playlist, we will learn how to evaluate, sine, cosine, tangent, cotangent, secant, and cosecant when given the sides of a triangle. If we have missing sides we...
Brian McLogan
How to find a point on the unit circle given an angle
👉 Learn how to find the point on the unit circle given the angle of the point. A unit circle is a circle whose radius is 1. Given an angle in radians, to find the coordinate of points on the unit circle made by the given angle with the...
Brian McLogan
Composition of trig function and inverse trig function
👉 Learn how to evaluate an expression with the composition of a function and a function inverse. Just like every other mathematical operation, when given a composition of a trigonometric function and an inverse trigonometric function,...
Brian McLogan
Evaluate the six trigonometric functions for the given real number
👉 Learn how to evaluate the six trigonometric functions of a given angle. When given an angle we locate the angle on the unit circle. Then using the coordinate of the terminal side of the angle on the unit circle and the definitions of...
Brian McLogan
ACT SAT Prep How to determine the area of a base from a word problem
ACT SAT Prep How to determine the area of a base from a word problem
Brian McLogan
Learning to evaluate the sum of two angles in radians, tan
👉 Learn how to evaluate the tangent of an angle in degrees using the sum/difference formulas. To do this, we first express the given angle as a sum or a difference of two (easy to evaluate) angles, then we use the unit circle and the...
Curated Video
Writing a Polynomial Function
In this lesson, students learn how to find the volume of a box by analyzing a physical context. They review the concept of a polynomial function and then apply it to write a function for the volume of the box based on its height.
Brian McLogan
Classifying Conic Sections: Conic Sections | Pre-Calculus Lesson
In this lesson we will work on how to identify the different types of conics when given an equation in standard or general form. In general form we will discuss how to find the vertex of a parabola as well as the center of an ellipse,...
Curated Video
GCSE Secondary Maths Age 13-17 - Shapes & Area: Trapezium/Circle Area - 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
Learn how to write the equation of a circle given a point and the center
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...
Brian McLogan
How to find the diameter of a circle when given the area
👉 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...
Brian McLogan
How do two tangents line compare if they run through the same point
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...
Brian McLogan
Given the area of a circle find the radius
👉 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...
Curated Video
Comprehensive Android Developer Bootcamp - Drawing on Canvas and the Class View
Drawing on Canvas in Android:Drawing on Canvas and the Class View This clip is from the chapter "Drawing on Canvas in Android" of the series "The Comprehensive Android Developer Bootcamp".This section shows you how to draw on the Canvas...
Curated Video
The Fascinating Ways Our Brain Interprets Images
This video explores how our eyes and brain interpret images and showcases various optical illusions. It demonstrates how focusing on one thing can make another disappear and how our brain can be tricked into perceiving images...
Brian McLogan
How to Graph a Quadratic Piecewise Function
👉 Learn how to graph piecewise functions. A piecewise function is a function which have more than one sub-functions for different sub-intervals(sub-domains) of the function's domain. To graph a piecewise function, we graph the different...
Brian McLogan
What is the arc length of a sector and how do you find it
👉 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...
Brian McLogan
Evaluate the six trigonometric functions for the given real number
👉 Learn how to evaluate the six trigonometric functions of a given angle. When given an angle we locate the angle on the unit circle. Then using the coordinate of the terminal side of the angle on the unit circle and the definitions of...
Brian McLogan
ACT SAT Prep Identify the maximum number of sections with three circles venn diagram
ACT SAT Prep Identify the maximum number of sections with three circles venn diagram