Curated Video
Drawing Geometric Figures with Given Characteristics
In this video, the teacher explains how to draw geometric figures with specific characteristics. They cover points, lines, line segments, rays, angles, and different types of lines such as parallel, perpendicular, and intersecting lines.
Brian McLogan
What is the measure of one radian
👉 Learn about angles in trigonometry. An angle is the figure formed by two rays sharing the same endpoint. The two rays are called the sides of the angle while the common endpoint of the two rays is called the vertex of the angle. Angle...
Math Fortress
Geometry: Measurement of Angles (Level 2 of 9)
In this video we go over how to classify angles by sizes.
Brian McLogan
What are supplementary angles
👉 Learn how to define angle relationships. Knowledge of the relationships between angles can help in determining the value of a given angle. The various angle relationships include: vertical angles, adjacent angles, complementary angles,...
Curated Video
KS2 Primary Maths Age 9-13 - Geometry: Angles in Shapes - Explained
SchoolOnline's Primary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 9-13, they cover every key topic and sub topic covered in Maths in clear and easy to follow steps. This video looks at...
Cerebellum
Geometry - Definitions
Understand and making sense of geometry: Triangles, and their angles. This is part 1 from the series 'Geometry Program'.
Brian McLogan
Determining if two angles are supplementary
👉 Learn how to define and classify different angles based on their characteristics and relationships are given a diagram. The different types of angles that we will discuss will be acute, obtuse, right, adjacent, vertical, supplementary,...
Brian McLogan
What are adjacent angles
👉 Learn how to define angle relationships. Knowledge of the relationships between angles can help in determining the value of a given angle. The various angle relationships include: vertical angles, adjacent angles, complementary angles,...
FuseSchool
Types of Angles
An angle measures the amount of turn. So how much has been turned. Angles come up everywhere in life… which is why we need to learn about them. The slope on roofs, so that rain and snow slide off. Pilots use angles to make sure they stay...
Curated Video
Converse of the Pythagorean Theorem and Triangle Inequality Theorem
In this video, the teacher explains how to use the triangle inequality theorem to determine if three side measurements can form a triangle. They also teach how to use the converse of the Pythagorean theorem to determine if a triangle is...
Brian McLogan
What is an angle in standard form?
👉 Learn about angles in trigonometry. An angle is the figure formed by two rays sharing the same endpoint. The two rays are called the sides of the angle while the common endpoint of the two rays is called the vertex of the angle. Angle...
Tarver Academy
Alternate Exterior Angles Example Problem
In This Episode, Tyler Teaches Us About Alternate Exterior Angles Example Problem
Brian McLogan
Identify the type of angle from a figure acute, right, obtuse, straight ex 1
👉 Learn how to define and classify different angles based on their characteristics and relationships are given a diagram. The different types of angles that we will discuss will be acute, obtuse, right, adjacent, vertical, supplementary,...
Brian McLogan
What is the perpendicular bisector theorem
👉 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...
Brian McLogan
How to Solve the ambiguous case
👉 Learn how to determine if a given SSA triangle has 1, 2 or no possible triangles. Given two adjacent side lengths and an angle opposite one of them (SSA or ASS), then there are 3 possible cases: there can be 1 solution, 2 solutions,...
NUMBEROCK
Triangles
Skateboards, mountain climbing, billiards' Don't you just love this stuff? That's why NUMBEROCK put it all into this song about triangles that is filled with real-world connections. Triangles are all around us, so it is easy to make this...
Curated Video
Classifying Triangles Based On Angle Properties
Classifying triangles based on angle properties.
Curated Video
Measuring Angle Openings with Precision: Using a Protractor
In this video, the teacher explains how to measure angle openings that are not multiples of 10 using a protractor. They demonstrate the process step by step, emphasizing the importance of estimating the angle first and aligning the...
Professor Dave Explains
Types of Triangles in Euclidean Geometry
If a shape is made of straight line segments, the minimum number of sides it can have is three. And three sides make a triangle! I'm sure you knew that. But do you know all the types of triangles? Oh you do? Then what's a scalene...
NUMBEROCK
Angles
Which type angle is the cutest? Which looks like the antlers on the head of a FULL-GROWN moose?! Find out the answers to these mysterious questions as Earl, our favorite pizza delivery man, takes us on his route for a day to show us...
Curated OER
What is a Triangle?
Triangles, triangles, triangles. What makes a polygon a triangle? How many types of triangles are there? How do you determine what kind of triangle it is? Watch this video as the teacher explains 'tri' meaning three, making a triangle -...
Curated OER
Types of Angles
Acute, obtuse, right, and straight are all different types of angles. This clip provides a brief definition and example of each of the four types of angles. Tip: Have your class go on an angle hunt, the team that finds the most of each...
Curated OER
How Do You Classify Triangles?
Triangles are classified by their angle measurement as well as by the length of their sides. Here are some names that identify the types of triangles: isosceles, equilateral, scalene, obtuse, and acute. Watch this video to learn about...