Instructional Video3:37
Curated Video

GCSE Secondary Maths Age 13-17 - Algebra: Pythagoras Theorem - Explained

9th - 12th
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Instructional Video5:05
Curated Video

GCSE Secondary Maths Age 13-17 - Geometry & Measures: Parallel Lines with angles - Explained

9th - 12th
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Instructional Video3:27
Brian McLogan

What are the trigonometric definitions of a right triangle

12th - Higher Ed
👉 Learn all about the trigonometry of right triangles. A right triangle is a triangle that has 90 degrees as one of its angles. The trigonometric identities of right triangles give us the relationship between the angles of a right...
Instructional Video4:23
Coach Dan Blewett

Pitchers: Improve Command & Velocity By Leading with the Hips

K - 5th
Leading with the hips in pitching is crucial to improving velocity and throwing more strikes. Keeping level shoulders as a pitcher goes down the mound is key, and the hip lead in pitching helps that.
Instructional Video2:58
Brian McLogan

Word Problems with trigonometry and triangles

12th - Higher Ed
👉 Learn how to solve the word problems with trigonometry. Word problems involving angles, including but not limited to: bearings, angle of elevations and depressions, triangles problems etc are solved using trigonometry. To be able to...
Instructional Video2:12
Brian McLogan

Evaluate the double angle of sine from a triangle

12th - Higher Ed
👉 Learn how to evaluate the double angle of sine. The value of the sine of double a given angle can be obtained given the value of the sine of the angle. The value of the sine of double a given angle is obtained using the formula sin(2u)...
Instructional Video4:52
Brian McLogan

How to use the law of cosines to find out no triangles exist

12th - Higher Ed
Learn how to solve for the lengths of the sides and the measures of the angles of a triangle using the law of cosines. The law of cosines is used in determining the lengths of the sides or the measures of the angles of a triangle when no...
Instructional Video6:27
Brian McLogan

Applying the law of cosines when no triangle exists

12th - Higher Ed
Learn how to solve for the lengths of the sides and the measures of the angles of a triangle using the law of cosines. The law of cosines is used in determining the lengths of the sides or the measures of the angles of a triangle when no...
Instructional Video10:10
Let's Tute

Creating Beautiful Mandala Patterns: Filling Grids with Prina

9th - Higher Ed
In this video, Prina teaches how to fill patterns in a grid to create beautiful mandalas. She demonstrates step-by-step instructions on how to draw different patterns and designs using circles and triangles. The tutorial is easy to...
Instructional Video3:16
Brian McLogan

What is the different formulas for interior angles of a polygon

12th - Higher Ed
👉 Learn about the interior and the exterior angles of a polygon. A polygon is a plane shape bounded by a finite chain of straight lines. The interior angle of a polygon is the angle between two sides of the polygon. The sum of the...
Instructional Video0:56
Brian McLogan

What is an equilateral triangle

12th - Higher Ed
👉 Learn the essential definitions of triangles. A triangle is a polygon with three sides. Triangles are classified on the basis of their angles or on the basis of their side lengths. The classification of triangles on the bases of their...
Instructional Video1:41
Brian McLogan

How to determine all of the measure of angles for an equilateral triangle

12th - Higher Ed
👉 Learn how to find the missing side of a triangle. A triangle is a polygon with three sides. Triangles are classified on the basis of the angles or on the basis of the sides. The classification of a triangle on the basis of the sides...
Instructional Video3:12
Brian McLogan

What is the triangle midsegment theorem

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video4:54
Brian McLogan

Using the sine function to find the missing length of the hypotenuse

12th - Higher Ed
👉 Learn how to find a missing side length of a right triangle. A right triangle is a triangle that has 90 degrees as one of its angles. The trigonometric identities of right triangles give us the relationship between the angles of a...
Instructional Video2:06
Brian McLogan

How to use special right triangles to determine the missing values of a triangle

12th - Higher Ed
👉 Learn about the special right triangles. A special right triangle is a right triangle having angles of 30, 60, 90, or 45, 45, 90. Knowledge of the ratio of the length of sides of a special right triangle enables us to solve for any...
Instructional Video2:25
Brian McLogan

Determine the missing length of a figure using special right triangle

12th - Higher Ed
👉 Learn about the special right triangles. A special right triangle is a right triangle having angles of 30, 60, 90, or 45, 45, 90. Knowledge of the ratio of the length of sides of a special right triangle enables us to solve for any...
Instructional Video7:25
Brian McLogan

What are the points on a unit circle in terms of 30 degrees

12th - Higher Ed
👉 Learn about the points on the unit circle. A unit circle is a circle which radius is 1 and is centered at the origin in the cartesian coordinate system. To construct the unit circle we take note of the points where the unit circle...
Instructional Video3:56
Brian McLogan

Determining the truth of a conditional statement

12th - Higher Ed
👉 Learn how to determine the truth or false of a conditional statement. A conditional statement is an if-then statement connecting a hypothesis (p) and the conclusion (q). If the hypothesis of a statement is represented by p and the...
Instructional Video7:24
TMW Media

Volume Of Prisms And Pyramids: Calculating prisms

K - 5th
What is the volume of a given prism? How do you calculate for a triangular prism? Volume Of Prisms And Pyramids, Part 3
Instructional Video4:34
Curated Video

Identifying and Sorting Triangles

K - 5th
In this video, students are taught how to identify and sort triangles at a shape warehouse. They learn that a triangle is a polygon with three sides and three angles.
Instructional Video8:01
Curated Video

GCSE Secondary Maths Age 13-17 - Graphs: Speed / Time Graph - Explained

9th - 12th
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Instructional Video5:06
Curated Video

GCSE Secondary Maths Age 13-17 - Geometry & Measures: Parallel Lines Problem - Explained

9th - 12th
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Instructional Video6:33
Curated Video

Deriving the Equation of a Circle Using the Pythagorean Theorem

K - 5th
This video explains how to use algebra to describe the pattern of circles. They introduce the Pythagorean theorem and show how it can be used to derive the equation of a circle centered at the origin. The teacher also demonstrates how to...
Instructional Video4:52
Curated Video

Solving Oblique Triangles with the Law of Cosines

K - 5th
This video explains how to find the angle measures and side lengths of an oblique triangle when all the side lengths are given. It introduces the law of cosines as a formula that relates the sides and angles of a triangle. The video...