Curated Video
Identify different types of triangle
Pupil outcome: I can identify different types of triangles and describe their properties. Key learning points: - All triangles have 3 straight sides and 3 vertices. - Equilateral triangles have 3 equal sides and 3 equal angles. -...
Curated Video
Explore, sort and classify triangles
Pupil outcome: I can sort triangles in different ways based on their properties. Key learning points: - There are three types of triangle - equilateral, isosceles and scalene. - Some triangles can also be described as right-angled...
Curated Video
Checking and securing understanding of properties of shapes
Pupil outcome: I can identify a shape from its properties and state the properties of a given shape. Key learning points: - Many shapes have similar properties. - It is not always clear which shape is being described so more details may...
Curated Video
Constructing triangles
Pupil outcome: I can use intersecting circles to construct triangles from given lengths. Key learning points: - A construction is an accurate drawing made using geometrical properties. - A scalene triangle can be constructed using...
Curated Video
Circle Proofs (Arc and Angle Relationships)
How do you prove circle theorems? In this video, we perform some "lazy" proofs that justify some of the relationships like the relationship between an inscribed angle and a central angle, the angle formed by intersecting secants, the...
Curated Video
Learn Important Trigonometry Concepts!
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...
Curated Video
Learn Trigonometry & Circles Together!
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...
Wonderscape
Finding the Perimeter of a Triangle: Simple Steps and Applications
To determine the perimeter of a triangle, you simply add the lengths of its three sides. Whether it’s a scalene triangle with different side lengths, an isosceles triangle with two equal sides, or an equilateral triangle where all sides...
Wonderscape
Understanding Triangles: Types, Properties, and History
Triangles have unique properties that define their shape, sides, and angles. They can be categorized based on their sides: scalene (all sides different), isosceles (two sides equal), and equilateral (all sides equal). Throughout history,...
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
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 - 5 Angle Rules to Know #116
This video covers the 5 most basic angle rules and then goes through a sample exam questions. The angle rules we cover are: - Angles in a triangle add to 180° - Angles on a straight line add to 180°, - Angles in a quadrilateral add to...
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
Review for You: The Wonderful World of Geometry
Mr. Addit reviews geometry fundamentals including: points, lines, line segments, rays, perpendicular and parallel lines, acute, obtuse, and right angles, and isosceles, scalene, and equilateral triangles. He also reviews polygons...
Curated Video
How to Draw an Isosceles Triangle in a Coordinate Plane | 7.G.A.2
In this math video we will learn how to draw an isosceles triangle in a coordinate plane. We will be given three important fact about a triangle to construct a triangle in the given coordinate plane. We will first understand how to...
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...
Curated Video
Congruent Triangles & Their Angle Measures | 8.G.A.5
In this math video we will learn about congruent triangles & their angle measures. We will review the definition of congruent figures which is that congruent figures have corresponding sides and corresponding angles that are congruent....
Brian McLogan
Find the Missing Measure of a Triangle Using Properties of Triangles
In this video we will explore how to find the missing measure of a triangle using the properties of triangles like when we have an equilateral and isosceles triangle. ⭐️ Review of Right Triangles - • Review of Right Triangles ⭐️ Find the...
Curated Video
Area: Isosceles Triangle
Area: Isosceles Triangle finds the area of an isosceles triangle by using a T chart to describe both the mathematical operations and the written explanations.
Curated Video
Let's Talk about Triangles
“Let’s Talk about Triangles” describes the main types of triangles and explains what makes each type unique.
Curated Video
Classifying Triangles
Classifying Triangles explores the six types of triangles by defining the triangle types and classifying triangles by side length and angle measurement.
Visual Learning Systems
Perimeter and Area: Summing Up (Perimeter and Area)
In this series of programs students are introduced to perimeter and area. Easy-to-understand examples enable students to understand the process by which perimeter is calculated. The area of rectangles, parallelograms, and triangles is...