Brian McLogan
Using law of sines with no solution 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 and...
Brian McLogan
How to solve a rational equation with an extraneous solution
👉 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
How to use AAA to determine if two triangles are similar
👉 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
Percents original price
👉 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 determine the whole number when given the part and percent
👉 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,...
NASA
Ocean Worlds: The Search for Life
Life as we know it requires three ingredients: energy, organic molecules, and liquid water. Astrobiology, our search for life beyond Earth, is a search for planets, dwarf planets, and moons that harbor substantial liquid water. We call...
Curated Video
Complete SAS Programming Guide - Learn SAS and Become a Data Ninja - ROC Curve
This video explains the ROC curve in detail. This clip is from the chapter "SAS Predictive Modeling, Evaluation Metrics" of the series "Complete SAS Programming Guide - Learn SAS and Become a Data Ninja".This section focuses on SAS...
Curated Video
Direct and Inverse Proportion
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q16, which involves direct and inverse proportions. Students will understand the concept of proportional relationships in mathematics and how...
Curated Video
Agile Project Management - How to Write Acceptance Criteria
Describes exactly how to capture the detailed requirements of a story using acceptance criteria. This clip is from the chapter "User Story Basics (Capturing a Requirement)" of the series "Agile Project Management".This section explains...
Curated Video
Complete SAS Programming Guide - Learn SAS and Become a Data Ninja - Bivariate Analysis
This video explains bivariate analysis. This clip is from the chapter "SAS Model – Predictive Modeling, Understanding the Problem and the Data" of the series "Complete SAS Programming Guide - Learn SAS and Become a Data Ninja".This...
Curated Video
Calculating Percentage Changes in Economics
This video is a lecture on how to calculate percentage changes, which is a crucial skill in the field of economics for dealing with large and significant numbers. The lecturer explains the definition of a percentage, how to calculate...
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
ACT SAT PREP Learn how to determine the final weight given a ratio of weights
ACT SAT PREP Learn how to determine the final weight given a ratio of weights
Curated Video
Exploring Similarity in Circles: Translations and Dilations
In this video, the teacher explains how to determine if two circles are similar using translations and dilations. They define similarity as having congruent corresponding angles and proportional corresponding sides. The video provides...
Brian McLogan
ACT SAT Prep Learn how to use proportions to determine the number of pears to use in a salad
ACT SAT Prep Learn how to use proportions to determine the number of pears to use in a salad
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
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 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 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
Algebra 2 - Using direct variation and proportions to find your missing value
In this video I will show you how to use direct variation to help determine the missing variable, as well as how to determine if an equation is an example of direct variation or not. For an equation to be an example of direct variation...
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
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
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...