Articles containing proofs | Theorems about triangles | Trigonometry
In trigonometry, the law of tangents is a statement about the relationship between the tangents of two angles of a triangle and the lengths of the opposing sides. In Figure 1, a, b, and c are the lengths of the three sides of the triangle, and α, β, and γ are the angles opposite those three respective sides. The law of tangents states that The law of tangents, although not as commonly known as the law of sines or the law of cosines, is equivalent to the law of sines, and can be used in any case where two sides and the included angle, or two angles and a side, are known. (Wikipedia).
Equations of Tangents & Normals
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From playlist Applications of Differentiation
Trigonometry IX: the Law of Tangents (and a lovely little tangent identity!)
I prove the Law of Tangents using the previously demonstrated Law of Sines, and follow that up with a neat treat also involving tangents! If you have any questions, feel free to leave a comment or email me at the incorrectly spelled whatthehectagon@gmail.com Don't forget to like, subscri
From playlist Trigonometry
The Equation of a Tangent Plane to a Surface (Relating to Tangent Line)
This video introduced how to determine the equation of a tangent plane to a surface. http://mathispower4u.com
From playlist Normal Vectors and Tangent Planes to Functions of Two Variables
Calculus: To motivate derivatives, we compare approximations using a best fitting point versus a best fitting line. The tangent line is defined.
From playlist Calculus Pt 1: Limits and Derivatives
How to determine the value of x using the definition of a tangent line 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 tangency. Thus, to solve for any missing value involving the
From playlist Circles
Learn how to write the equation of the tangent line to a quadratic
👉 Learn how to find and write the equation of the tangent line of a curve at a given point. The tangent of a curve at a point is a line that touches the circumference of the curve at that point. To find the equation of the tangent line of a curve at a given point, we start with the point-
From playlist Write the Equation of the Tangent Line
Tangent Tangent Angle Theorems - Circles & Arc Measures - Geometry
This geometry video tutorial provides a basic introduction into tangent tangent angle theorems as it relates to circles and arc measures. The sum of the minor arc and the tangent tangent angle is supplementary. The two angles add up to 180. This tutorial contains plenty of examples and
From playlist Geometry Video Playlist
Learn how to write the equation of a tangent line through a point of a function
👉 Learn how to find and write the equation of the tangent line of a curve at a given point. The tangent of a curve at a point is a line that touches the circumference of the curve at that point. To find the equation of the tangent line of a curve at a given point, we start with the point-
From playlist Write the Equation of the Tangent Line
Trigonometry X: the Law of Cotangents (and another lovely relation involving cotangents!)
Boy, oh boy this is a longish one. I prove the Law of Cotangents using the incenter of the triangle, after motivating the path with another way one might seek to prove the Law of Sines using the circumcenter of the triangle. After that, I demonstrate an equally lovely relationship betwee
From playlist Trigonometry
Right Triangle Trigonometry (Complete Geometry Course Lesson 9)
This is the ninth lesson in Mario's Math Tutoring's Complete Geometry Course here on YouTube! In this lesson we go through right triangle trigonometry SOH CAH TOA, how to solve for a missing side in a right triangle as well as a missing angles and much more! Join this channel to help sup
From playlist Geometry Course (Complete Course - Mario's Math Tutoring)
How To Calculate The Missing Side Length of a Triangle
This trigonometry video tutorial explains how to calculate the missing side length of a triangle. Examples include the use of the pythagorean theorem, trigonometry ratios such as sine, cosine, & tangent in SOH CAH TOA, the law of sines, the law of cosines, and using the geometric mean to
From playlist New Precalculus Video Playlist
Write the equation of the tangent line with exponential
👉 Learn how to find and write the equation of the tangent line of a curve at a given point. The tangent of a curve at a point is a line that touches the circumference of the curve at that point. To find the equation of the tangent line of a curve at a given point, we start with the point-
From playlist Write the Equation of the Tangent Line
Lec 6: Velocity, acceleration; Kepler's second law | MIT 18.02 Multivariable Calculus, Fall 2007
Lecture 06: Velocity, acceleration; Kepler's second law. View the complete course at: http://ocw.mit.edu/18-02SCF10 License: Creative Commons BY-NC-SA More information at http://ocw.mit.edu/terms More courses at http://ocw.mit.edu
From playlist MIT 18.02 Multivariable Calculus, Fall 2007
Dynamics: Oxford Mathematics 1st Year Student Lecture
After filming a student lecture late last year (see below), for the first time ever, Oxford Mathematics has live streamed a student lecture, in this case a first year lecture on 'Dynamics.' The lecture builds on maths studied at high school, but applies a further level of thought and rigou
From playlist Oxford Mathematics 1st Year Student Lectures
This is a video about the Tangent (T) Scale on the slide rule. If you haven't watched my video from the basic slide rule series that covers the T (& S/L) scale, then you may want to watch that first. You may also want to review my video on the S Scale beforehand. Slide Rule Playlist (star
From playlist All Slide Rule Videos
Differentiating the Logarithmic Function (5 of 5: Equation of a tangent)
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From playlist Differential Calculus
Elliptic Curves - Lecture 9a - The (geometric) group law, continued
This video is part of a graduate course on elliptic curves that I taught at UConn in Spring 2021. The course is an introduction to the theory of elliptic curves. More information about the course can be found at the course website: https://alozano.clas.uconn.edu/math5020-elliptic-curves/
From playlist An Introduction to the Arithmetic of Elliptic Curves
Jeffrey Galkowski: Quantum Sabine law for resonances in transmission problems
Abstract: We prove a quantum Sabine law for the location of resonances in transmission problems. In this talk, our main applications are to scattering by strictly convex, smooth, transparent obstacles and highly frequency dependent delta potentials. In each case, we give a sharp characteri
From playlist Partial Differential Equations
Learn how to write the equation of the tangent line using trigonometry
👉 Learn how to find and write the equation of the tangent line of a curve at a given point. The tangent of a curve at a point is a line that touches the circumference of the curve at that point. To find the equation of the tangent line of a curve at a given point, we start with the point-
From playlist Write the Equation of the Tangent Line