Instructional Video8:11
Curated Video

Angles of Triangles and Similarity

9th - 12th
In this video, the teacher reviews how to find angles in triangles using the triangle angle sum theorem. The teacher walks through four parts of a standardized math test question, showing step-by-step how to find missing angle...
Instructional Video12:25
Curated Video

Similar Figures, Angle-Angle Similarity and Indirect Measurement

9th - 12th
In this video lesson, we explore similar figures and indirect measurement in math. We learn about corresponding sides and angles, how to use similarity to solve problems, and even how to find the height of an object using indirect...
Instructional Video3:27
Curated Video

High Five Facts - Polygons

Pre-K - 5th
This video explores five fun facts about polygons.
Instructional Video6:54
Curated Video

How to Find Angles Formed by Parallel Lines and a Transversal

9th - 12th
In this video, the teacher explains how to find the measures of angles formed by parallel lines and a transversal. They use the properties of supplementary angles, alternate interior angles, and the triangle sum theorem to solve for the...
Instructional Video2:53
Curated Video

High Five Facts - Pyramids

Pre-K - 5th
This video explores five fun facts about pyramids.
Instructional Video3:11
Curated Video

High Five Facts - Quadrilaterals

Pre-K - 5th
This video explores five fun facts about quadrilaterals.
Instructional Video5:59
Curated Video

Using Angle Facts

9th - 12th
In this video, the teacher uses angle facts to solve math problems. The students are given a diagram with intersecting lines and angles, and they are asked to write algebraic equations to find the values of X and Y. The teacher walks...
Instructional Video4:19
Curated Video

Angles formed by Parallel Lines and a Transversal

9th - 12th
In this video, the teacher explains angle facts using the concepts of alternate interior angles and supplementary angles in the context of parallel lines and a transversal. The teacher reviews four algebraic expressions representing...
Instructional Video1:25
Curated Video

Drawing a triangle given the measures of two angles

K - 8th
Drawing a triangle given the measures of two angles
Instructional Video1:28
Curated Video

The congruent meaning at line segment

K - 8th
The congruent meaning at line segment
Instructional Video3:03
Curated Video

High Five Facts - Cuboid

Pre-K - 5th
This video explores five fun facts about the cuboid.
Instructional Video3:22
Curated Video

High Five Facts - Triangles

Pre-K - 5th
This video explores five fun facts about triangles.
Instructional Video2:35
Flipping Physics

#0 Mechanics Multiple Choice Section Preamble - AP Physics C 1998 Released Exam

12th - Higher Ed
The problem is about my suggestions for the Multiple Choice section of the AP Physics C exam.
Instructional Video6:47
Curated Video

Solving for X in Right Triangles using the Sine Ratio

K - 5th
In this video, we learn about solving for X in triangles using the sine ratio. By comparing the ratios of the length of the side opposite an acute angle to the length of the hypotenuse in right triangles, we can determine the value of X....
Instructional Video3:33
Curated Video

Finding Acute Angle Measures in Right Triangles using Inverse Sine Function

K - 5th
In this video, you will learn how to find the measure of an acute angle in a right triangle using the inverse sine function. The video explains the ratios of side lengths for the trigonometric functions and introduces the concept of...
Instructional Video7:56
Flipping Physics

Nerd-A-Pult - Measuring Initial Velocity

12th - Higher Ed
We need to know the initial velocity of a projectile leaving the Nerd-A-Pult. That means we need the initial speed and the initial angle. This video shows exactly how I measured both.
Instructional Video5:28
Curated Video

Trigonometry in the Coordinate Plane: Sine, Cosine, and Tangent

K - 5th
In this video, the teacher explains how to find the sine, cosine, and tangent of angles in the coordinate plane using right triangle geometry. The Pythagorean theorem and the acronym SOHCAHTOA are used to understand the relationships...
Instructional Video7:39
TMW Media

Geometric Proofs: Part 3 of 3 of learning to solve proofs

K - 5th
This video contains 1 proof to solve. Geometric Proofs, Part 6
Instructional Video4:36
Curated Video

Angles of Elevation and Depression: Finding the Height of a Flagpole

K - 5th
In this video, students will learn how to use trigonometric ratios to find the height of a flagpole. The lesson covers angles of elevation and depression, as well as the different trigonometric ratios. The video provides a step-by-step...
Instructional Video5:15
Science360

Science of the Winter Olympics - Mathletes

12th - Higher Ed
It's been called "the Queen of Sciences"--mathematics. It might not be as obvious in Olympic sports as physics or materials-engineering, but math--from simple arithmetic to calculus--is part of every jump, every spin, every move the...
Instructional Video7:27
Brian McLogan

Find the particular solution with exponential and inverse trig

12th - Higher Ed
Learn how to solve the particular solution of differential equations. A differential equation is an equation that relates a function with its derivatives. The solution to a differential equation involves two parts: the general solution...
Instructional Video3:43
Curated Video

Finding Radian Measures of Special Angles

K - 5th
In this lesson, students will learn how to find the exact Radian measure of angles without using a calculator. They will recognize special angles as fractions or multiples of π and understand that π radians is only half of a circle. By...
Instructional Video9:20
Math Fortress

Calculus II: Trigonometric Integrals (Level 6 of 7)

12th - Higher Ed
This video continues illustrating methods for solving trigonometric integrals that contain combinations of trigonometric functions. Specifically, those that contain products of sine and cosine with distinct arguments (angles). This video...
Instructional Video4:32
Curated Video

Using Consecutive Interior Angles to Find Unknown Angle Measures

K - 5th
In this video, the teacher explains how to use interior angles to find unknown angle measures. They specifically focus on consecutive interior angles, which are angles on the same side of a line. The teacher provides examples and walks...