Professor Dave Explains
Special Lines in Triangles: Bisectors, Medians, and Altitudes
Working with triangles.
Let's Tute
Introduction To Statistics Basics - Data Collection
In this online video lecture and tutorial on Geometric Constructions you will learn how to construct a triangle similar to a give triangle according to the given scale factor.
Zach Star
What does mathematical induction really look like?
What does mathematical induction really look like?
Math Fortress
Geometry: Measurement of Angles (Level 1 of 9)
In this video we will review how to name angles, we will then go over how to measure angles.
Let's Tute
Construction: Similar Triangles
In this video, the teacher explains how to construct a similar triangle using a scale factor and a compass. The video goes through step-by-step instructions on how to divide a given triangle into a smaller, similar triangle using only a...
Brian McLogan
What is the standard unit vector
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...
Professor Dave Explains
Position/Velocity/Acceleration Part 2: Graphical Analysis
Everyone loves graphs! Especially when they give us so much information about the motion of an object. Position, velocity, and acceleration can be plotted against time, and these curves all relate to one another in interesting ways....
Curated Video
Finding the Perimeter of Rectangles Using Area Models
In this video, students learn how to find the perimeter of a rectangle using area models. The teacher explains the concept of perimeter and demonstrates how to count the outer line segments of squares to find the total distance around...
Why U
Algebra 25 - Linear Equations in the Real World
Linear equations can be used to solve many types of real-world problems. In this episode, the water depth of a pool is shown to be a linear function of time and an equation is developed to model its behavior. Unfortunately, ace Algebra...
Let's Tute
Distance Formula & Pythagorean Theorem
In this online video we will learn Introduction to coordinate geometry, what is cartesian coordinate system, quadrants, x-axis, y-axis in plane
Amor Sciendi
Euclid: The Art of Geometry
Here we discuss the influential artist Euclid of Alexandria and his peerless work The Elements.
Math Fortress
Calculus III: Three Dimensional Coordinate Systems (Level 4 of 10)
This video continues the exploration of a three dimensional cartesian coordinate system. This video goes over common formulas used in a three dimensional coordinate system, this video covers the midpoint formula and a derivation of the...
Curated Video
Creating Right Triangles on a Coordinate Plane
In this video, the teacher explains how to create a right triangle on a coordinate plane using two points that form a diagonal line segment. They review the properties of right triangles and the Pythagorean theorem, and demonstrate...
Curated Video
Naming and Classifying Geometric Figures
In this video, the teacher explains how to name and classify geometric figures using math notation. The concepts covered include points, lines, rays, angles, line segments, and perpendicular and parallel lines. The teacher provides clear...
Professor Dave Explains
Basic Euclidian Geometry: Points, Lines, and Planes
An overview of basic euclidian geometry.
Curated Video
Defining Geometric Terms Using Undefined Terms
In this video, students will learn how to precisely define geometric terms by using undefined terms. The importance of precise definitions in geometry is emphasized, and examples are provided to illustrate the process of defining terms...
Professor Dave Explains
The Distance Formula: Finding the Distance Between Two Points
A derivation of the distance formula.
Math Fortress
Geometry: Introduction to Geometry (Level 2 of 7)
This video continues introducing the basic building blocks for the successful study of geometry. This video goes over 4 examples covering the appropriate way to draw, denote and name points, lines, segments, rays, angles and triangles.
Curated OER
What is a Line Segment?
Line, line segment, segment of a line, what does it all mean? Endpoints, midpoints, names of lines, names of segments. Watch this video and learn the definitions of these terms.
Curated OER
What Does Congruent Mean?
Two figures are congruent if they have the same size and shape. Line segments can also be congruent if they are of the same length. Vertical angles created by intersecting lines are always congruent. Polygons that have matching angles...
Curated OER
How Do You Find the Distance Between Two Points?
Learn how to use an algebraic formula to find the distance between two given points on a coordinate plane.
Curated OER
What's the Midpoint Formula?
The midpoint of a line segment can be found using the ordered pair of each endpoint and dividing by 2. Not sure what that means? Watch this video to see the graph of a line segment and see how the teacher uses a formula to find the...
Curated OER
What Does Congruent Mean?
Two figures are congruent if they have the same size and shape. Line segments can also be congruent if they are of the same length. Vertical angles created by intersecting lines are always congruent. Polygons that have matching angles...