Brian McLogan
How to determine equivalent ratios
👉 Learn all about multiplying and dividing fractions. In this playlist we will explore how to multiply and divide fractions when they are represented as mixed numbers or improper fractions. We will also explore how to simplify our...
Brian McLogan
How to determine if two ratios are equivalent
👉 Learn all about multiplying and dividing fractions. In this playlist we will explore how to multiply and divide fractions when they are represented as mixed numbers or improper fractions. We will also explore how to simplify our...
Curated Video
Making Lemonade (Graph, create and complete a table of equivalent ratios)
Devon is making lemonade from a mix. For every 2 tablespoons of lemonade powder, he needs 3 cups of water. What is the ratio of lemonade powder to water?
Brian McLogan
Using the midsegment to determine your missing values of a triangle
👉 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...
Let's Tute
Introduction to Trigonometric Ratios
This video explains how trigonometry can be used to find the height and distance of objects, especially in cases where physical measurement is not possible. It covers the properties of right angle triangles, trigonometric ratios, and how...
Curated Video
Ratio Relationships in the Real World
In this short video we will answer a standardized math test question about a ratio relationship in the real world. We will first use a drawing to visualize the ratio relationship. We will then use our drawing to determine if the given...
Curated Video
Constant of Proportionality
Identify the constant of proportionality when given a table or a graph.
Curated Video
Calculating Concentration Ratios in Oligopoly Markets
This video is about calculating concentration ratios in a market, especially in an oligopoly. The video explains what concentration ratios are, how they help understand the market structure, and how to calculate them for different...
Curated Video
How to Write a Ratio
In this short video we will write a ratio based on a real world situation.
Curated Video
Ratios: Proportion and Rates of Change
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1H Q2, which covers proportions and rates of change in ratios. In the problem, learners are required to work out the number of adults in a group,...
Curated Video
Ratios: Solving a Problem with Money and Fractions
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1HR Q4, which involves ratios with money and fractions. Students will learn how to use proportions to set up and solve ratio problems involving...
Curated Video
Finding the Difference between the Largest and Smallest Share in a Ratio Division Problem
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q2, which involves ratios. Students will understand the concept of ratio division, including the definition and formula for finding the share of...
Curated Video
Classifying Ratios Using a Decision Tree
This video, explains the concepts of part-to-part ratios, part-to-total ratios, and rates, and highlights the importance of correctly identifying the type of ratio in order to solve problems accurately. The decision tree method is...
Brian McLogan
ACT SAT Prep How to determine the SINE of an angle given a right triangle and it's sides
ACT SAT Prep How to determine the SINE of an angle given a right triangle and it's sides
Curated Video
Determining Parallel Lines with Proportional Triangles
In this lesson, students will learn how to determine if a fence is parallel to a river by analyzing a diagram. By measuring the sides of triangles and comparing their ratios, they can determine if the fence is parallel.
Brian McLogan
Learn to write the three trigonometric function ratios from a triangle
👉 Learn all about the trigonometry of right triangles. 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 right...
Brian McLogan
Learn to take the percent of a number 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
How to find all the six trigonometric function given a triangle with a radical
👉 Learn how to evaluate the six trigonometric functions given a right triangle. A right triangle is a triangle with 90 degrees as one of its angles. A right triangle is made up of two legs, which formed the sides of the 90 degrees angle...
Brian McLogan
How to solve a word problem using ratios - Free Math Help - Online Tutor
👉 Learn how to solve equations from word problems. A word problem is a real word simulation of a mathematics principle. We can solve equation(s) from a word problems by first understanding what the problem is asking. We then assign...
Brian McLogan
Applying cross multiplication to solve 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
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.
Curated Video
Understanding Unit Rates Using a Double Number Line
In this video, the teacher explains the concept of unit rates using a double number line. Unit rates are ratios that compare a quantity to one of another quantity. The teacher demonstrates how to find and simplify unit rates using a...