Curated Video
How Many Unique Triangles
In this math video we will determine how many unique triangles can be formed. We will be given three angle measures and asked how many unique triangles can be formed. We will review and understand that the three interior angles of any...
Curated Video
Interior and Exterior Angles Explained
This video explains interior and exterior angles of a polygon. In particular: how to calculate interior and exterior angle, how to find the sum of interior or exterior angles, and how to find the number of sides of a polygon with just an...
Curated Video
Pythagoras’ Theorem Explained
Pythagoras' Theorem Explanation: This video is an introduction lesson for Pythagoras' Theorem. Why is it useful to know Pythagoras' Theorem? What is a hypotenuse? Watch this video to find out. Practice questions and answers are at the...
Curated Video
Let's Talk about Triangles
Mr. Addit describes the four main types of triangles and explains what makes each type unique. He models drawing the four different triangles.
Curated Video
Review for You: Classifying Lines, Angles, and Triangles
Mr. Addit reviews points, lines, angles, and triangles and how to classify them.
Curated Video
Three-Dimensional Shapes
Mr. Addit reviews two-dimensional plane shapes and introduces three-dimensional shapes and discusses their attributes.
Curated Video
Shapes + Shapes = Bigger Shapes
“Shapes + Shapes = Bigger Shapes” demonstrates how to construct shapes and pictures from component shapes included in pattern block sets.
Great Big Story
The Man Teaching Math Lessons in the Sky
Meet Winfred Randolph Lowe, known as "Randy the Kite Man," who combines his love for kites with his passion for teaching math. Join him on Delray Beach as he turns the sky into a canvas of geometric shapes and mathematical concepts,...
Great Big Story
The Man Teaching Math Lessons in the Sky
Meet Winfred Randolph Lowe, known as "Randy the Kite Man," who combines his love for kites with his passion for teaching math. Join him on Delray Beach as he turns the sky into a canvas of geometric shapes and mathematical concepts,...
Curated Video
Finding Missing Angle Measures Using Simple Equations and the Triangle Sum Theorem
In this video tutorial, students are guided through the process of finding missing angle measures in triangles using simple equations and the triangle sum theorem. The teacher demonstrates step-by-step how to solve for the unknown angles...
Curated Video
The Shapes Family by Cathleen Saxon
The Shapes Family lives in a world of shapes. Teach the shapes to your child as you trek through the events of the family! The wedding of King Hamisi (ha - me´-see) and Queen Tanya, the birth of Prince Sekou (sā ´- koo) and the Shapes...
Curated Video
How To Make A Popsicle Stick Catapult
Want to make your own mini catapult at home? Check out this video tutorial! In this video, Jessie explains how to make a catapult using popsicle sticks, wooden skewers, and a few other household items. When you're done building, you can...
Curated Video
GCSE Maths - Types of Triangle #100
This video covers the properties you need to know about the 4 types of triangles, namely equilateral triangles, isosceles triangles, right-angle triangles and scalene triangles. This video is suitable for maths courses around the world....
Curated Video
GCSE Maths - Regular Polygons #99
This video covers what we mean by 'regular polygons' and the different types you need to know. We also cover how many lines of symmetry and rotational symmetry they each have. This video is suitable for maths courses around the world....
Curated Video
GCSE Maths - How to find the Area of Compound Shapes #106
This video explains how to use the find the areas of complicated shapes which we call compound or composite shapes. The idea here is to split them into multiple simple shapes like rectangles, parallelograms, triangles and trapeziums....
Curated Video
GCSE Maths - Congruent Triangle Rules #103
This video explains how to tell whether 2 triangles are congruent using 4 rules: SSS, SAS, AAS, RHS. This video is suitable for maths courses around the world. KS3 - Not on your course GCSE Foundation - All on your course GCSE Higher -...
Curated Video
GCSE Maths - All the Trigonometry Equations you Need To know! #119
This video covers the basics of trigonometry. We cover the different equations you need to know to be able to fine missing sides, missing angles or areas of both non-right angle and right angle triangles. This video is suitable for maths...
Curated Video
Common Types of Triangles
Mr. Addit defines the terms; right triangle, hypotenuse, legs, equilateral, equiangular, isosceles, scalene, equiangular, obtuse, and acute.
Curated Video
Congruent Figures and Lines of Symmetry
Mr. Addit defines the terms: congruent figures and lines of symmetry. He then models how to determine if figures are congruent and where lines of symmetry can be drawn.
Curated Video
Similar Triangles & Slope | 8.EE.B.6
In this math video we will discuss similar triangles & slope. We will be presented with the graph of a line and two triangles arranged with their longest side on the line. We will have four statements to choose the one statement that...
Curated Video
How Many Unique Triangles | 7.G.A.2
In this math video we will determine how many unique triangles can be formed from a proposed list of angle measures. We will begin by reviewing the Triangle Angle Theorem which states that the three interior angles of a triangle must...
NUMBEROCK
Polygons
Alan kite surfs, skateboards, bikes, dives, and explores space as he learns about Polygons. These shapes surround Alan in his daily life, and he is so excited to give you a tour of real-world polygons! The smooth beat and positive vibes...
Curated Video
Exploring 2D Shapes- Circle, Square, Rectangle, Triangle
Learn all about shapes with a fun song
Curated Video
Splendid Symmetry
To illustrate the concept of symmetry, Miss Palomine begins with some simple paper cut-outs. She and her friend then demonstrate to the student how to play the Symmetry Game.