Instructional Video1:52
Curated Video

GCSE Secondary Maths Age 13-17 - Ratio, Proportion & Rates of Change: Ratio - 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 Video1:12
Curated Video

KS2 Primary Maths Age 13-17 - Ratio, Proportion and Algebra: Finding Missing Numbers - 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 Video0:55
Brian McLogan

Solving a literal equation that is a proportion ex 13, x/a = y/b; solve for x

12th - Higher Ed
👉 Learn how to solve literal equations involving formulas. A literal equation is an equation where the unknown values are represented by variables. To solve a literal equation means to make one of the variables the subject of the...
Instructional Video4:23
FuseSchool

Formulae of Organic Molecules

6th - Higher Ed
Learn the basics about Formula of organic molecules. What is a chemical formula? How do you draw a formula of organic molecules? Find out more in this video!
Instructional Video11:30
Brian McLogan

Law of sines Ambiguous case Two Triangles

12th - Higher Ed
👉 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,...
Instructional Video6:00
Brian McLogan

Learning to apply the law of cosines when given one obtuse angle

12th - Higher Ed
Learn how to solve for the lengths of the sides and the measures of the angles of a triangle using the law of cosines. The law of cosines is used in determining the lengths of the sides or the measures of the angles of a triangle when no...
Instructional Video3:36
Brian McLogan

Learn how to find the missing side of a triangle using the law of sines

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 Video9:31
Brian McLogan

Determining the missing measurements of a triangle using the law of sines one case

12th - Higher Ed
👉 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,...
Instructional Video3:04
Brian McLogan

Dividing two reciprocal functions to determine the domain

12th - Higher Ed
👉 Learn how to divide two functions. We will explore the division of linear, quadratic, rational, and radical functions. To divide two functions, we simply algebraically divide the rules (contents) of the two functions. We will then...
Instructional Video4:50
Curated Video

GCSE Secondary Maths Age 13-17 - Ratio, Proportion & Rates of Change: Speed, Density & Pressure - 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 Video3:24
Curated Video

GCSE Secondary Maths Age 13-17 - Ratio, Proportion & Rates of Change: Inverse Proportionality - 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 Video1:35
Curated Video

GCSE Secondary Maths Age 13-17 - Ratio, Proportion & Rates of Change: Direct Proportion Problems - 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 Video0:50
Curated Video

GCSE Secondary Maths Age 13-17 - Ratio, Proportion & Rates of Change: Percentages - 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 Video2:27
Curated Video

KS2 Primary Maths Age 9-13 - Ratio, Proportion and Algebra: Formulas and Expressions - 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 Video1:55
Curated Video

KS2 Primary Maths Age 13-17 - Ratio, Proportion and Algebra: Finding Missing Numbers - 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 Video6:30
Brian McLogan

Solve Word Problem | Law of Sines ASA

12th - Higher Ed
Solve Word Problem | Law of Sines ASA
Instructional Video1:51
Brian McLogan

Convert an angle from radians to degrees

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 Video1:27
Brian McLogan

Convert an angle from degrees to radians

12th - Higher Ed
👉 Learn how to convert angles from degrees to radians. Recall that pi radians are equivalent to 180 degrees. Thus, when given an angle in degrees, to convert the angle to radians we multiply the given angle radians by the ratio pi/180.
Instructional Video2:29
Brian McLogan

Convert an angle from degrees to radians

12th - Higher Ed
👉 Learn how to convert angles from degrees to radians. Recall that pi radians are equivalent to 180 degrees. Thus, when given an angle in degrees, to convert the angle to radians we multiply the given angle radians by the ratio pi/180....
Instructional Video2:04
Brian McLogan

Evaluating Inverse Trigonometric Functions

12th - Higher Ed
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
Instructional Video3:49
Brian McLogan

Evaluate the six trigonometric functions given an trig equation

12th - Higher Ed
👉 Learn how to evaluate the six trigonometric functions given the value of one of the trigonometric functions. When given the value of one of the trigonometric functions of an angle, we can evaluate the values of the other trigonometric...
Instructional Video12:37
Let's Tute

Trigonometry: Basic Concepts and Formulas

9th - Higher Ed
In this video, the teacher explains the basics of trigonometry, including the six trigonometric ratios, complementary angles, and the three basic trigonometric identities. The video also covers word problems related to angles of...
Instructional Video5:14
Let's Tute

Understanding the Basic Proportionality Theorem through an Activity

9th - Higher Ed
This video explains the basic proportionality theorem, also known as the Thales theorem, using an activity with a colored triangle and a folded sheet of paper. The theorem states that if a line is drawn parallel to one side of a triangle...
Instructional Video3:22
Brian McLogan

Converting an angle from minutes and seconds to decimals - Math tutorial

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...