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.<br/>
Geometric Proofs, Part 6
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 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...
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 Video2:40
Curated Video

Identifying Congruent Figures

K - 5th
In this video, students will learn how to identify congruent figures by comparing their segments and angles. They will understand that congruent means having the same length, measure, or size. The video explains the symbol used to...
Instructional Video5:52
Math Fortress

Geometry: Introduction to Geometry (Level 3 of 7)

12th - Higher Ed
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.
Instructional Video6:02
Brian McLogan

What is the formula for component form of a vector

12th - Higher Ed
in this video series I will show you how to find the angle of a vector when given in component form or as a linear combination. To understand the direction of a vector it is important to go back to the unit circle and determine how we...
Instructional Video2:45
Curated Video

Understanding the Relationship Between Acute Angles in a Right Triangle

K - 5th
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...
Instructional Video5:34
Curated Video

Trigonometric Functions and Reference Angles in All Four Quadrants

K - 5th
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...
Instructional Video5:40
Curated Video

Using Similarity Criteria to Find the Distance Across a Canyon

K - 5th
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...
Instructional Video4:53
Curated Video

Prove the Pythagorean Theorem: using similar triangles

K - 5th
In this lesson you will learn how to prove the Pythagorean Theorem by using similar triangles.
Instructional Video3:55
Curated Video

Understanding the Signs of Trigonometric Functions in Quadrants

K - 5th
This video explains the proper signs of trigonometric functions by determining the signs of x and y in all four quadrants. It also introduces the concept of reciprocal trig functions and emphasizes the importance of understanding the...
Instructional Video5:07
Curated Video

Measuring Angles in Standard Position on the Coordinate Plane

K - 5th
In this video, you will learn how to measure angles in standard position by placing them correctly in the coordinate plane. You will also understand the concept of negative angle measures and coterminal angles.
Instructional Video8:12
Math Fortress

Calculus III: The Dot Product (Level 10 of 12)

12th - Higher Ed
This video goes over the dot product also known as the scalar product. This video covers direction angles and direction cosines. 3 examples are also covered illustrating how to solve problems involving direction angles and direction...
Instructional Video3:56
Curated Video

How to Write Equations Using Vertical Angles

K - 5th
This video is a math lesson about how to write equations to solve vertical angle problems. The instructor explains what vertical angles are and how to identify them, and provides examples of how to write equations using the information...
Instructional Video1:55
Weatherthings

Weather Things: Coronas

6th - 8th
A blue sky and fluffy bright clouds are things that are seen around the world. The atmosphere presents a multitude of sights and phenomena using light, air, water droplets, ice crystals, and dust. Many of the phenomena give clues to...
Instructional Video4:01
Brian McLogan

Solve trigonometric equation with sine and tangent

12th - Higher Ed
👉 Learn how to solve trigonometric equations by factoring out the GCF. When solving trigonometric equations involving the multiples of the same trigonometric function. It is very useful to collect similar trigonometric functions together...
Instructional Video6:06
Curated Video

Measuring Angles Using Fractions of a Circle

K - 5th
This video lesson teaches students how to measure angles using fractions of a circle. It explains the concept of angles and right angles, and demonstrates how to use a sprinkler on a field to visualize and calculate angle measurements....
Instructional Video4:18
Brian McLogan

Find the point on the unit circle given an angle

12th - Higher Ed
👉 Learn how to find the point on the unit circle given the angle of the point. A unit circle is a circle whose radius is 1. Given an angle in radians, to find the coordinate of points on the unit circle made by the given angle with the...
Instructional Video5:44
Curated Video

Identifying Angles: Comparing to Square Angles

K - 5th
In this video, the teacher explains how to identify different types of angles by comparing them to square angles. The lesson covers acute angles, obtuse angles, right angles, and straight angles, providing examples and visuals to help...
Instructional Video4:55
Brian McLogan

Evaluating the difference of two angles for the cosine function

12th - Higher Ed
👉 Learn how to evaluate the secant of the sum or difference of two angles using the sum/difference formulas. To do this, we first use the Pythagoras theorem to obtain all the sides of the right triangle in the unit circle. Recall that...
Instructional Video10:14
Cerebellum

Geometry, Perimeter and Area

9th - 12th
This video covers exam strategy, Geometry, Perimeter, Area, Angles, Circles. This is part 14 from the series 'Introduction to the Math Section of the SAT'.