Curated Video
Introduction to Inverse Trigonometric Functions
This video explains how to use inverse trigonometric functions to find angle measures in right triangles. It covers the definitions and properties of inverse trig functions and demonstrates their application through example problems.
Brian McLogan
What is a transformation vector
👉 Learn how to apply transformations of a figure and on a plane. We will do this by sliding the figure based on the transformation vector or directions of translations. When performing a translation we are sliding a given figure up,...
Curated Video
Rearranging Elasticity Formulas and the Elasticity Triangle
In this video, the instructor teaches how to rearrange elasticity formulas to make any variable the subject of the formula. The video focuses on price elasticity of demand as an initial example and demonstrates how to substitute and...
Brian McLogan
Learn how to find the change in theta for a triangle, related rates
👉 Learn how to take the derivative of a function. Learn how to find the derivative of a function using the chain rule. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the...
Curated Video
Describing Straight Lines Using Slope
In this video, the teacher explains how to describe a straight line using a unique slope. They demonstrate that similar right triangles make straight lines, and the ratio of rise to run remains constant regardless of the specific...
Curated Video
Using Math to Solve Billiards Angle Problems
This video lesson teaches students how to use math to solve problems in billiards by applying angle relationships. It demonstrates how to write and solve equations to determine the angle of departure when a pool ball hits the side of the...
TMW Media
Shapes & Colors: Colors and shapes in real life
Matching colors to real life things. Matching shapes with real life things. Shapes & Colors, Part 6
Brian McLogan
Determining the scale factor of the enlargement of a triangle
👉 Learn about dilations. Dilation is the transformation of a shape by a scale factor to produce an image that is similar to the original shape but is different in size from the original shape. A dilation that creates a larger image is...
Brian McLogan
How to find the area of a figure by using multiple figures (mistake)
👉 Learn how to find the area and perimeter of composite shapes. A composite shape is a shape that is composed of different shapes. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is...
Curated Video
Why is a Circle 360 Degrees, Why Not a Simpler Number, like 100?
A circle is 360 degrees But have you ever thought why is a circle not a simpler number, like 10 degrees or 100 degrees? As it turns out 360 is actually a very good number. From a purely mathematical standpoint, a number like 10 or 100...
Zach Star
Dear all calculus students, This is why you're learning about optimization
Dear all calculus students, This is why you're learning about optimization
Tarver Academy
9-1 Area of a Triangle - GEOMETRY
In This Episode, Tyler Teaches Us About The Area of a Triangle - Geometry
Math Fortress
Geometry: Introduction to Geometry (Level 3 of 7)
This video continues introducing the basic building blocks for the successful study of geometry. This video goes over 5 examples covering the appropriate way to denote and name angles formed by points on a geometric figure.
Curated Video
Example Elasticity Problems and How to Solve Them Using Elasticity Triangles
The video is a tutorial on solving elasticity problems using elasticity triangles. It covers examples of price elasticity of demand, cross elasticity of demand, and income elasticity of demand, with step-by-step explanations of how to...
The Kiboomers
All About Shapes | The Kiboomers | Kids Songs | Nursery Rhymes | The Shapes Song | Learn Shapes
All About Shapes song lyrics for kids : This is a song all about shapes Do you want to sing it with me? Sure? A circle is like a ball A circle is like a ball Round and round it never stops A circle is like a ball Hey, that’s an...
Apalapse
Redesigning the Exposure Triangle
In this video I take a closer look at the exposure triangle and address some ways it could be improved. The exposure triangle has been a popular learning tool for beginners for decades, but unfortunately, since ISO is not part of camera...
Curated Video
Predicting Three-Dimensional Results of Rotating Simple Figures
In this video, students will learn how to predict the three-dimensional shape that results from rotating a two-dimensional figure. By analyzing the effects of rotations and understanding the concept of an axis of rotation, they will be...
TMW Media
Geometric Proofs: Why are proofs important
Why is it important to do proofs? What is a proof? Why does every statement have to be true? Geometric Proofs, Part 1
Curated Video
Understanding the Relationship Between Acute Angles in a Right Triangle
In this video, we explore how to efficiently find the measure of one acute angle in a right triangle. We learn that the size of the angles in a right triangle is based on the length of the sides, and that the acute angles co-vary or...
Curated Video
Trigonometric Functions and Reference Angles in All Four Quadrants
In this video, the teacher explains how to find the exact value of the sine of 120 degrees without using a calculator. They introduce the concept of reference angles and how they can be used to determine the trigonometric ratios for...
KnowMo
Circle Theorems Extension: Intersecting Chords and Beyond
This video is a comprehensive lesson on circle theorems, including an extension on the topic. The presenter covers the key four circle theorems that students should know, including the arrow shape, bow shape, quadrilateral, and...
Curated Video
Making a Straight Line with Right Triangles
In this video, the teacher explains why only some right triangle hypotenuses combine to make a straight line. They demonstrate that when the ratios of the sides of two right triangles are equal, they can be placed together to form a...
Curated Video
Using Similarity Criteria to Find the Distance Across a Canyon
In this lesson, students learn how to solve real-world problems involving similarity criteria. Using the example of finding the distance across a canyon, they apply the vertical angle theorem and angle-angle similarity postulate to...
Flipping Physics
Memorizing vs. Understanding in Physics
In physics many students discover that they need to learn to understand the material rather than memorize it. This video discusses and shows examples of the differences between the two.