TMW Media
Geometric Proofs: Why are proofs important
Why is it important to do proofs? What is a proof? Why does every statement have to be true? Geometric Proofs, Part 1
KnowMo
Circle Theorems Extension: Intersecting Chords and Beyond
This video is a comprehensive lesson on circle theorems, including an extension on the topic. The presenter covers the key four circle theorems that students should know, including the arrow shape, bow shape, quadrilateral, and...
Let's Tute
Some Stupid Math Mistakes #16
This video gives us an quick revision on 'Circle' from our interesting series 'Some Stupid Math Mistakes'
Brian McLogan
How to Find All of the Zeros of a Polynomial by Factoring, Including Imaginary
👉 Learn how to find all the zeros of a polynomial. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The zeros of a polynomial are the values...
Cerebellum
Geometry, Perimeter and Area
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'.
Brian McLogan
How do we find the surface area of a triangular prism
👉 Learn how to find the volume and the surface area of a prism. A prism is a 3-dimensional object having congruent polygons as its bases and the bases are joined by a set of parallelograms. A prism derives its name from the shape of its...
Let's Tute
Distance Formula & Pythagorean Theorem
In this online video we will learn how to find the Area of triangle in Coordinate Geometry and simple trick to remember the formula quickly.
Brian McLogan
What is the difference between a regular and irregular polygon
👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which...
Brian McLogan
Geometry - How to Write a Proof of Congruent Triangles Using AAS
👉 Learn how to prove that two triangles are congruent. Two or more triangles are said to be congruent if they have the same shape and size. There are many postulates and theorems to determine whether two triangles are congruent. They...
Brian McLogan
How to Find All of the Zeros Including Complex When Given a Polynomial
👉 Learn how to find all the zeros of a polynomial that cannot be easily factored. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The zeros...
FuseSchool
Exterior Angles Of Polygons
In this video we are going to look at exterior angles of polygons. Exterior angles are a little strange. They make a straight line with the interior angle, rather than being the whole outside angle. There are a few different ways to...
The Art Assignment
The Case for Minimalism | The Art Assignment | PBS Digital Studios
You've probably seen a few cubes sitting in an art gallery and questioned why they were there. How could cubes be important? How did we get here? This is the case for Minimalism.
History Hit
Maps, Our Place in the World: Muhammad al-Idrisi's world map
What happens in the world of mapping after Ptolemy's map? What is unique about the Islamic way of mapping and why is this world map important for the medieval period? Maps, Our Place in the World, Part 3
Let's Tute
Some Stupid Math Mistakes: Properties of Diagonals
In this session, we will learn the properties of quadrilaterals, as well as the properties of diagonals in different types of quadrilaterals.
Brian McLogan
ACT SAT Prep How to determine the perimeter of a triangle using similar triangles
ACT SAT Prep How to determine the perimeter of a triangle using similar triangles
Brian McLogan
Given two triangles in the 2nd quadrant evaluate the sum of the angles
👉 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...
Brian McLogan
Determine the sum of all interior angles of a polygon ex 3
👉 Learn how to determine the sum of interior angles of a polygon. A polygon is a plane shape bounded by a finite chain of straight lines. A regular polygon is a polygon whose sides are congruent (equal). The interior angle of a polygon...
Brian McLogan
Finding the volume and surface area of a pyramid with a rectangular base
👉 Learn how to find the volume and the surface area of a pyramid. A pyramid is a 3-dimensional object having a polygon as its base and triangular surfaces converging at a single point called its apex. A pyramid derives its name from the...
Brian McLogan
Writing a Proof for Parallel Lines
👉 Learn how to write a proof when given angles from parallel lines and a transversalWe will explore angle relationships with parallel lines and a transversal. Parallel lines are two lines on a plane that will never intersect and a...
Curated Video
Introduction to Radian Measure: Measuring Angles Beyond Degrees
In this video lesson, students will learn about measuring angles in radians. They will understand that the radian measure of an angle is found by dividing the arc length by the radius of a circle. The video explains the concept of...
Let's Tute
Perimeter
n this video we will learn how to recognize a quadrilateral as trapezium & kite based on their properties
Brian McLogan
Solving for x Using Two Parallel Lines and a Transversal - Free Math Videos
👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such that they cannot meet. In geometry,...
Brian McLogan
What are the names of different types of polygons based on the number of sides
👉 Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which...
Zach Star
A google and amazon interview question with a really clever solution
A google and amazon interview question with a really clever solution