Brian McLogan
Given a ratio of sides and perimeter find the lengths of a triangle
👉 Learn how to solve with the ratio of sides and angles of a triangle. Given the ratio of the sides of a triangle and the perimeter of the triangle, we can solve for the actual lengths of the triangle. Similarly, when the ratio of the...
Brian McLogan
What is a proportion
👉 Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Brian McLogan
How to use the medians of similar triangles to determine the missing length
👉 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...
Brian McLogan
How to determine the scale factor of a dilation for enlargement
👉 Learn about dilations. Dilation is the transformation of a shape by a scale factor to produce an image that is similar to the original shape but is different in size from the original shape. A dilation that creates a larger image is...
Brian McLogan
Special segments of similar triangles medians
👉 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...
Brian McLogan
Given similar figures determine your missing values
Learn how to solve with similar polygons. Two polygons are said to be similar if the corresponding angles are congruent (equal). When two polygons are similar the corresponding sides are proportional. Knowledge of the length of the sides...
Brian McLogan
Geometry - What is the triangle bisector theorem
👉 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
Similar Figures, Angle-Angle Similarity and Indirect Measurement
In this video lesson, we learn about similar figures and indirect measurement. The teacher explains how to identify similar figures, find missing side lengths using proportional ratios, and use angle-angle similarity to solve problems....
Let's Tute
Some Stupid Math Mistakes: Similarity and Congruency of Triangles
The video is a teacher-led lesson on similarity and congruency of triangles, with a focus on their criteria for being similar or congruent. The video includes questions for the viewer to attempt and emphasizes the importance of making...
Curated Video
Establish Circle Similarity Using Similar Triangles
In this video, the concept of similarity between circles is explained using the concept of similar triangles. It demonstrates how to determine if two circles with different radii are similar by examining the corresponding angles and...
KnowMo
Understanding Similarity and Congruence in Geometry
This video explains the concepts of congruence and similarity of shapes in mathematics. The speaker then explains how to calculate the scale factor, which determines the ratio between the lengths of the corresponding sides of two similar...
Brian McLogan
How to determine what m and b are in y = mx + b
In this video series I show you how to write an equation either in standard form or slope-intercept form. I will write equations from one form to another or when given one or two points and another equation of a line. I show how to solve...
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...
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.
Brian McLogan
Proving two triangles are similar two different ways
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Brian McLogan
What is an extended ratio
👉 Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Brian McLogan
What is the similarity of triangles for SSS
👉 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...
Let's Tute
Chemical Properties of Carbon Compounds: Combustion Reactions
In this video, the teacher explains the chemical properties of carbon compounds, focusing on combustion reactions. These reactions release heat and light and are classified into complete and incomplete combustion. The video also explains...
Brian McLogan
What is a ratio
👉 Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Let's Tute
Ratios of Areas of Similar Triangles - Geometry
This video talks about Ratios of The Areas of two Similar Triangles through an activity
Brian McLogan
Finding the missing value using similarity in 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...
Let's Tute
Criteria for Triangle Similarity and Congruency
This video explains the criteria for proving similarity and congruency between triangles, based on their angles and sides. It covers various criteria such as AAA, AA, SAS, SSS, and RCHS, and explains how they can be used to determine...
Brian McLogan
How to use the altitude of a triangle and similarity to determine missing values
👉 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...
Let's Tute
Area of Similar Triangle
This video explains the relation between Areas & Corresponding sides of similar triangles with the help of basic properties of triangle.Session Covers : - Areas of Similar Triangles - Types of Similar Triangles - Scaling Effect