Curated Video
Finding the Area of a Circle
In this lesson on the area of a circle, the teacher explains the formula for finding the area of a circle using pi and the radius. They provide examples and real-world problems for the students to practice with, emphasizing the...
Curated Video
Finding the Volume of a Cylinder
In this video, students learn how to find the volume of a cylinder by using the formula pi times the radius squared times the height. The concept of stacking circles is used to explain the formula, and examples are provided to illustrate...
Packt
CompTIA Network+ Certification N10-007: The Total Course - Authenticating, Authorizing, and Accounting (AAA)
This video explains how RADIUS and TACACS+ protocol is used to provide network AAA. This clip is from the chapter "Securing Transmission Control Protocol/Internet Protocol (TCP/IP)" of the series "CompTIA Network+ Certification N10-007:...
Brian McLogan
What is the unit circle
👉 Learn about 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 intersects the x-...
Brian McLogan
4d Example 1 (Evaluate Trig Functions using intercepts of the unit circle)
4d Example 1 (Evaluate Trig Functions using intercepts of the unit circle)
The Noted Anatomist
Elbow joint. Structure and actions
A keynote tutorial that covers the elbow joint structure and associated actions.
Flipping Physics
Impulse for Two Objects being Attracted to One Another
In a universe devoid of anything else, two identical spheres of mass, m, and radius, R, are released from rest when they have a distance between their centers of mass of X. Find the magnitude of the impulse delivered to each sphere until...
Brian McLogan
Converting a circle into standard form and then graphing
Learn how to graph the equation of a circle by completing the square. Completing the square will allow us to transform the equation of a circle from general form to standard form. When the equation is in standard form we can identify the...
Brian McLogan
Graph a circle when the equation is not in standard form
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...
Brian McLogan
How to determine which quadrant an angle lies in
👉 Learn how to determine the quadrant of an angle given in radians. Recall that 1 radian is the distance on the circumference of the circle that is equivalent to the radius of the circle. Also, recall that the circumference of a circle...
Brian McLogan
Evaluate your six trig functions for a point on the unit circle
👉 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
Master how to write the equation of a circle given different pieces of information
Master how to write the equation of a circle given different pieces of information
Institute of Human Anatomy
The Science of Elbows: Exploring the Carrying Angle
In this video, the speaker discusses the carrying angle of the elbow and how it may be a secondary sex characteristic, particularly in females. He also explores the potential reasons for its existence and how it relates to bone growth...
Professor Dave Explains
Practice Problem: Atomic Radii and Ionic Radii
We've learned all about the periodic trends, including atomic radius, so let's put our knowledge to the test! Here we will have to put some atoms in order of increasing atomic radius, and then do the same thing for some ions and their...
Brian McLogan
Evaluate trigonometric functions - Math homework answers
👉 Learn how to evaluate trigonometric functions of a given angle. Given an angle greater than 2pi in radians, to evaluate the trigonometric functions of the given angle, we first determine the smallest positive coterminal angle of the...
Brian McLogan
Why the unit circle is so helpful for us to evaluate trig functions
👉 Learn about 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 intersects the x-...
Brian McLogan
Find the center and radius of a circle in standard form
Find the center and radius of a circle in standard form
Brian McLogan
Sketch the Angle in Standard Position
👉 Learn how to sketch angles in terms of pi. An angle is the figure formed by two rays sharing the same endpoint. Angle is measured in radians or in degrees. One complete revolution about a point is equivalent to 2pi radians and 360...
Virtually Passed
Radius of Curvature Proof
Any continuous and differential path can be viewed as if, for every instant, it's swooping out part of a circle. This video proves the formula used for calculating the radius of every circle. All we need is the derivative and double...
Curated Video
Beginning Python (Video 28)
Python is the becoming the language of choice for pretty much every arena. It is a very simple yet extremely powerful programming language. It is a scripting language that is widely used for prototyping to get work up and running in a...
NASA
NASA | Swift Catches Mega Flares from a Mini Star
On April 23, NASA's Swift satellite detected the strongest, hottest, and longest-lasting sequence of stellar flares ever seen from a nearby red dwarf star. The initial blast from this record-setting series of explosions was as much as...
Brian McLogan
Graphing a Radian as a Negative Number in Standard Position
👉 Learn how to sketch angles in terms of pi. An angle is the figure formed by two rays sharing the same endpoint. Angle is measured in radians or in degrees. One complete revolution about a point is equivalent to 2pi radians and 360...
Brian McLogan
Evaluate the cosine of inverse tangent - free online tutoring
👉 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,...