Brian McLogan
ACT SAT Prep How to determine the percentage of a group of students
ACT SAT Prep How to determine the percentage of a group of students
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 solve a proportion with a variable in the denominator
👉 Learn how to solve rational equations. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. There are many ways to solve rational expressions, one...
Brian McLogan
ACT SAT Prep Using ratios to determine the number of eggs needed to make muffins
ACT SAT Prep Using ratios to determine the number of eggs needed to make muffins
Brian McLogan
How to solve a proportion using the cross product
👉 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
Using the geometric mean to determine the missing parts of a triangle
Learn about the geometric mean of numbers. The geometric mean of n numbers is the nth root of the product of the numbers. To find the geometric mean of n numbers, we first multiply the numbers and then take the nth root of the product.
Brian McLogan
How do you solve proportions
👉 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...
Curated Video
Solving Multi-Step Problems with Proportions and Equations
In this video, the teacher explains how to find the percent of a quantity using proportions and equations. They provide examples and step-by-step explanations to help students understand and solve multistep percent problems.
Curated Video
Proportionality
What is proportionality? How does it relate to pattern? Learn the answers to these questions and explore the basics of proportional relationships in this video.
FuseSchool
Alloy & their Properties
Learn the basics about alloys and their properties as a part of metallic bonding within the properties of matter topic.
Indigo Artbox
Learn to Draw with Soft Pastels Inspired by Edgar Degas
Learn to Draw with Soft Pastels Inspired by Edgar Degas
Curated Video
Understanding and Interpreting the Margin of Error
In this video, the teacher explains how researchers use the margin of error to interpret data. They discuss the properties of the normal distribution and provide formulas to calculate the margin of error for different scenarios.
Curated Video
Finding the Original Amount and Amount of Change Using Proportions and Equations
In this video, the teacher explains how to find the original amount and the amount of change given the percent of change in the final amount. Using proportions and equations, the teacher demonstrates how to calculate the price of an item...
Curated Video
Analyzing Independence and Association
This video discusses the concept of independence between the region where someone lives and their music preference. It explains how to analyze the distribution of variables in a two-way table to determine if the two events are...
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 percent between two numbers using a proportion
👉 Learn how to solve problems using percents. When solving problems with percents we will either convert the percents to decimal form or use proportions to solve. We will look to solve for the percent of change, the original price,...
Brian McLogan
Using proportions to solve a word problem with currency
👉 In this video, you will learn how to solve a word problem using proportions. To do this we will identify our unknowns as well as our ratio of terms. We will then proceed to set up a proportion and solve it.
Curated Video
Calculating Actual Lengths from Scale Drawings Using Ratios and Proportions
In this video, the teacher explains how to calculate the measurements for a scale model of the Parthenon using ratios and proportions. The lesson covers the concepts of ratios, proportions, corresponding sides in similar triangles, and...
Curated Video
Does a bakery use math (Real-Life Math Examples- Doodles and Digits
Do your elementary math students need to see real-life math examples? This educational kids math video shows upper elementary math students how math is used in a bakery! Meet Wendy, co-owner and baker, who shows students how math is used...
Curated Video
Converting Between Currencies and Finding Exchange Rates
In this lesson, students will learn how to determine the exchange rate between two different currencies and use it to convert amounts. They will solve proportions to find the exchange rate and apply it to calculate the amount of one...
Brian McLogan
How do we solve linear equations
👉 Learn all about the processes and definitions for solving linear equations. You will gain a better understanding about the vocabulary and steps used to solve liner equations such as how to isolate an equation and apply inverse...
Brian McLogan
Original price percents
👉 Learn how to solve problems using percents. When solving problems with percents we will either convert the percents to decimal form or use proportions to solve. We will look to solve for the percent of change, the original price,...
Professor Dave Explains
The Mole: Avogadro's Number and Stoichiometry
Yes, I know moles are adorable furry creatures. This is a different kind of mole! A numerical mole. And we need to understand them to be able to make predictions about reactions. Let Professor Dave take you through the finer points.