Curated Video
Finding Coordinates of Points on a Straight Line Using Similar Triangles
In this video, students learn how to find the coordinates of points along a straight line using similar triangles. They are taught to set up ratios with the vertical side (rise) first and the horizontal side (run) second.
Curated Video
Writing a Topic Sentence: Combining Question Parts with the Big Idea
In this video, the teacher explains how to write a topic sentence by combining question parts with the main idea. The teacher emphasizes the importance of using question parts in the answer to provide clarity and direction to the reader....
Brian McLogan
Master how to determine the vertices, co vertices and foci of an ellipse
Welcome ladies and gentlemen. So what I'd like to do is show you how to determine the focus, vertices, as well as co-vertices of an ellipse when the center is at the origin. And again, we know that the center is at the origin because the...
Brian McLogan
How to find the center, vertices and foci of an ellipse
Learn how to graph horizontal ellipse centered at the origin. A horizontal ellipse is an ellipse which major axis is horizontal. To graph a horizontal ellipse, we first identify some of the properties of the ellipse including the major...
TED-Ed
Pixar: The Math Behind the Movies
When will we ever use this? A Pixar movie maker explains to learners how math is used in the creation of animated films. The movie maker discusses the importance of coordinate planes, transformations and translations, and...
Math Antics
Graphing on the Coordinate Plane
Graphing points is like painting a picture in algebra. Starting with a number line, the video constructs the coordinate plane. The presentation introduces the concept of a coordinate pair as an intersection of the two lines containing...
Curated OER
What Does Direct Variation Look Like on a Graph?
In a graph of a direct variation, the line must pass through the origin, (0,0). See the teacher illustrate what that looks like on a graph.