Instructional Video5:20
Brian McLogan

How to use the law of sines to find the missing measurements of a triangle

12th - Higher Ed
👉 Learn how to solve for the length of the sides and the measures of the angles of a triangle using the law of sines. The law of sines is used in determining the length of the opposite side to a known angle measure or the measure of the...
Instructional Video1:08
Brian McLogan

How to solve a proportion using the cross product

12th - Higher Ed
👉 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...
Instructional Video6:27
Curated Video

GCSE Secondary Maths Age 13-17 - Geometry & Measures: Similar Shapes - Explained

9th - 12th
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow...
Instructional Video2:58
Curated Video

KS2 Primary Maths Age 13-17 - Ratio, Proportion and Algebra: Percentage Problems - Explained

3rd - 5th
SchoolOnline's Primary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 9-13, they cover every key topic and sub topic covered in Maths in clear and easy to follow steps.



This video...
Instructional Video2:53
Brian McLogan

Solving a proportion with x on both sides

12th - Higher Ed
👉 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...
Instructional Video1:26
Brian McLogan

Solving a rational Equation

12th - Higher Ed
👉 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...
Instructional Video3:01
Curated Video

GCSE Secondary Maths Age 13-17 - Geometry & Measures: Ratio of area - Explained

9th - 12th
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow...
Instructional Video5:48
Let's Tute

Probability - Dice Experiment - Problem Solving

9th - Higher Ed
In this video we will solve some problems on Probability - Dice Experiment
Instructional Video3:52
Brian McLogan

Learn how to determine the percent price decrease between two values

12th - Higher Ed
👉 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,...
Instructional Video2:54
Brian McLogan

Proportions and word problems set it up and solve

12th - Higher Ed
👉 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.
Instructional Video6:46
KnowMo

Dividing a Quantity in a Given Ratio

12th - Higher Ed
This is an educational video that teaches the viewer how to divide a quantity in a given ratio. The video presents different scenarios and examples, including sharing profits in a company, sharing money for charity, and splitting the...
Instructional Video4:08
Curated Video

Estimating Unit Rates: Approximating Ratios in Real-Life Scenarios

K - 5th
In this video, the teacher explains how to estimate unit rates using verbal descriptions and equations. They provide an example of estimating the number of students per teacher in a school, demonstrating the process of rounding and...
Instructional Video4:43
Curated Video

Converting Between Part-to-Part and Part-to-Total Ratios with Pictures

K - 5th
In this video, the teacher explains how to convert between part-to-part and part-to-total ratios by drawing a picture. They provide examples and show how hidden information can be found within ratios. By the end of the lesson, students...
Instructional Video9:15
Let's Tute

Introduction to Basic Proportionality Theorem

9th - Higher Ed
In this video, the teacher explains how to use the properties of triangles to make math easier, less time-consuming, and accurate. They use examples of triangles with parallel lines and ratios of bases to show how to find the areas of...
Instructional Video10:05
Let's Tute

Understanding Complementary Angles and Trigonometric Ratios

9th - Higher Ed
In this video, the teacher explains the concepts of right angle triangles, complementary angles, and trigonometric ratios for complementary angles. They also discuss the values of sine, cosine, secant, cosecant, tangent, and cotangent...
Instructional Video7:12
Curated Video

Finding the Centroid of a Triangle Using Vector Geometry and Coordinate Points

Higher Ed
The video is a lecture presentation on vector geometry and the ratio theorem, with a focus on finding the centroid of a triangle. The presenter explains the concept of the centroid as the point of concurrency of a triangle and uses...
Instructional Video5:12
Curated Video

Trig Ratios on the X and Y-Axes: Using Coordinates of the Unit Circle

K - 5th
In this video, the teacher explains how to find the sine, cosine, and tangent of angles on the x and y-axes using coordinates of a unit circle. They also discuss quadrantal angles and the concept of undefined trig ratios.
Instructional Video10:14
Let's Tute

Trigonometric Ratio Complementary - Angles Of Trigonometry

9th - Higher Ed
In this video we will learn complementary angle of trigonometric ratio, basics of trigonometry and angles.
Instructional Video1:27
Curated Video

KS2 Primary Maths Age 13-17 - Ratio, Proportion and Algebra: Percentage Problems - Explained

3rd - 5th
SchoolOnline's Primary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 9-13, they cover every key topic and sub topic covered in Maths in clear and easy to follow steps.



This video...
Instructional Video2:55
Brian McLogan

Converting radians to degrees help me on math - How to pass pre-calculus

12th - Higher Ed
👉 Learn how to convert angles from radians to degrees. Recall that pi radians is equivalent to 180 degrees. Thus, when given an angle in radians, to convert the angle to degrees we multiply the given angle radians by the ratio 180/pi.
Instructional Video4:39
Curated Video

Modeling Exponential Growth Using Patterns

K - 5th
In this video, the teacher explains how to use patterns to model growth that increases by multiplying, rather than adding. They demonstrate this concept using examples of enlarging photocopies and counting dots in a figure. By...
Instructional Video3:39
Curated Video

KS2 Primary Maths Age 9-13 - Ratio, Proportion and Algebra: Inequalities - Explained

3rd - 5th
SchoolOnline's Primary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 9-13, they cover every key topic and sub topic covered in Maths in clear and easy to follow steps.



This video...
Instructional Video2:56
Brian McLogan

Convert an angle from degrees minutes and seconds to radian form

12th - Higher Ed
👉 Learn how to convert angles from DMS forms to decimal forms. DMS means Degree, Minutes, and Seconds. Minutes is represented by a single apostrophe (') while seconds is represented with double apostrophe ("). 60 seconds = 1 minute and...
Instructional Video2:23
Brian McLogan

Applying direct variation to a proportion so solve for the missing variable

12th - Higher Ed
👉 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...