Curated Video
Identifying Line Symmetry in Geometric Figures
In this video, the teacher explains how to find the different lines of symmetry in a geometric figure. They discuss the three types of lines that can determine the symmetry of a figure: horizontal, vertical, and diagonal.
Brian McLogan
Using AAS to Prove Two Triangles are Congruent - Congruent Triangles
👉 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
Triangle Sum Theorem and Exterior Angle Theorem
In this video, the teacher explains the basics of triangles, including the interior and exterior angles. The lesson covers the triangle sum theorem, using ratios to find angle measures, and the exterior angle theorem. The teacher...
Curated Video
Finding the Area of Composite Figures
This lesson and practice will review the steps using an organized list to find the area of composite figures. Students will learn that a composite figure is two or more two-dimensional shapes. Finding the area of each shape and adding...
Curated Video
Understanding Isosceles Triangle Properties
This video explains the properties of an isosceles triangle and helps viewers answer a standardized math test question about it. The teacher breaks down each answer choice and shows how to arrive at the correct answer.
Curated Video
Find Corresponding Angles of Similar Triangles
In this short video we will answer a standardized math test question where we are asked to identify a missing angle of a triangle. We will review the definition and meaning of similar triangles. We will identify which angle corresponds...
Let's Tute
How to Make a 3-Layered Origami Cake
The video demonstrates how to make a beautiful 3-layered origami cake using different sizes of paper and folding techniques. It provides step-by-step instructions and tips for adding volume to the cake. The end result is a visually...
Curated Video
Classifying Polygons Based on Parallel Lines
Classifying polygons based on the presence or absence of parallel lines.
Let's Tute
Circle Theorems: An Introduction
Circle Theorems part 1/3: In this video, the teacher breaks down the concept of theorems related to circles and provides a step-by-step explanation of 12 theorems. The teacher also covers basic concepts and terms related to circles and...
Let's Tute
Understanding the Pythagoras Theorem through an Activity
This video explains the Pythagorean Theorem through an activity in which squares are constructed on each side of a right triangle and then cut out and rearranged to show that a^2 + b^2 = c^2. The activity provides a hands-on approach to...
Flipping Physics
An Introductory Relative Motion Problem
Using a toy car and a piece of paper we can visualize and understand relative motion by doing an introductory problem.
Brian McLogan
Why do we get the coordinates of a unit circle - Free math help - Live lessons
👉 Learn about the points on the unit circle. A unit circle is a circle which radius is 1 and is centered at the origin in the cartesian coordinate system. To construct the unit circle we take note of the points where the unit circle...
Brian McLogan
What is a line bisector
👉 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
Using trig properties to find the values of a right triangle
👉 Learn how to find a missing angle of a right triangle. A right triangle is a triangle that has 90 degrees as one of its angles. The trigonometric identities of right triangles gives us the relationship between the angles of a right...
Curated Video
Create a Unique Triangle
In this short math video we will answer a standardized math test question where we are asked to identify how many unique triangles can be formed given side lengths. We will first draw a picture to represent the triangle and label the...
Brian McLogan
How congruent triangles compare to similar triangles
👉 Learn how to solve with similar triangles. Two triangles are said to be similar if the corresponding angles are congruent (equal). Note that two triangles are similar does not imply that the length of the sides are equal but the sides...
Curated Video
Trigonometry and the Pythagorean Theorem: Solving Real-World Problems with Triangles
This video discusses different methods for solving right triangles and oblique triangles, and provide examples of applying these methods to find side lengths, angles, and distances in various scenarios. The lesson emphasizes the...
Curated Video
Proving Why the Angles of a Triangle Have a Sum of 180 Degrees
In this video, students are guided through a hands-on activity to prove why the angles of a triangle always add up to 180 degrees. By drawing and cutting out a triangle, labeling the angles, and connecting them together, students can...
Curated Video
Proving Similarity of Triangles Using Double Angle Overlapping
In this video, the teacher explains how to show similarity between triangles by overlapping their angles to form a line. By demonstrating that the angles of a triangle add up to 180 degrees, the teacher shows how to determine if two...
Tarver Academy
7-4 Applying Properties of Similar Triangles - GEOMETRY
In This Episode, Tyler Teaches Us About Applying Properties of Similar Triangles - Geometry
Brian McLogan
How to use tangent to find the missing leg of a triangle
👉 Learn how to find a missing side length of a right triangle. A right triangle is a triangle that has 90 degrees as one of its angles. The trigonometric identities of right triangles give us the relationship between the angles of a...
KnowMo
Classifying and Identifying Triangles by Angles and Side Lengths
This video is an educational tutorial on triangles. The instructor begins by explaining how to classify triangles based on their angles, including acute, obtuse, and right angle triangles. Next, the video covers the three special types...
Let's Tute
Triangles: Pythagoras Theorem Derivation
In this video, the teacher explains how to prove the Pythagoras theorem using the concept of similar triangles. They break down the steps in a clear and concise manner, making it easy for students to understand and follow along.