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
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....
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...
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...
Brian McLogan
Using a Two Column Proof to Prove Two Sides of a Triangle are Equal
👉 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...
Curated Video
Classifying Triangles by Examining Properties
In this video, students will learn about the concept of angles and how they determine the classification of a triangle. The video explains the different types of triangles, such as acute, obtuse, isosceles, equilateral, and scalene,...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Proof - Congruent Triangles - Explained
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...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Geometry - Explained
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...
Brian McLogan
What is an acute triangle
👉 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...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Circle Theorems - Explained
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...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Isosceles Triangles - Explained
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...
KnowMo
Angles, Triangles, and Polygons: Understanding the Degrees Inside Geometric Shapes
This video is an educational lesson on angles, triangles, and polygons. The presenter explains how to calculate missing angles in triangles and how the exterior angle is related to the opposite angles of a triangle. They also discuss...
KnowMo
Angles in an Isosceles Triangle
This video is a lecture presentation on angles in isosceles triangles. The presenter explains the properties of triangles and how angles in a triangle add up to 180 degrees. The focus is on isosceles triangles, which have two equal side...