Instructional Video1:01
Brian McLogan

What is the tangent function

12th - Higher Ed
👉 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...
Instructional Video2:21
Brian McLogan

How to use the tangent function to find the missing opposite side of a triangle

12th - Higher Ed
👉 Learn how to find a missing side length of a right triangle. 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...
Instructional Video3:01
Brian McLogan

How to find the missing side of a triangle using cosine

12th - Higher Ed
👉 Learn how to find a missing side length of a right triangle. 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...
Instructional Video4:03
Brian McLogan

How to apply sine to find the missing side of a triangle

12th - Higher Ed
👉 Learn how to find a missing side length of a right triangle. 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...
Instructional Video2:44
Brian McLogan

How to find the height of a tree given the angle of elevation

12th - Higher Ed
👉 Learn how to solve the word problems with trigonometry. Word problems involving angles, including but not limited to: bearings, angle of elevations and depressions, triangles problems etc are solved using trigonometry. To be able to...
Instructional Video21:02
Brian McLogan

Trigonometry | Preparing for Precalculus Part 6

12th - Higher Ed
Trigonometry | Preparing for Precalculus Part 6
Instructional Video2:42
Brian McLogan

Determining Supplementary Angles from Parallel Lines and a Transversal

12th - Higher Ed
👉 Learn how to identify angles from a figure. This video explains how to solve problems using angle relationships between parallel lines and transversal. We'll determine the solution given, corresponding, alternate interior and exterior....
Instructional Video4:30
Brian McLogan

What is sohcahtoa

12th - Higher Ed
👉 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...
Instructional Video2:16
Brian McLogan

How to determine the missing value of a triangle using sine

12th - Higher Ed
👉 Learn how to find a missing side length of a right triangle. 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...
Instructional Video3:22
KnowMo

Trigonometry: Finding Missing Sides and Angles with the "SohCahToa" Trick

12th - Higher Ed
This video teaches the basics of trigonometry and how to use it to find missing lengths and angles in a triangle. The presenter explains the three trig functions (sine, cosine, and tangent) and offers memory aids to remember them. The...
Instructional Video3:52
Brian McLogan

Sketch a triangle given a trig angle then determine remaining trig functions of angle

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 Video10:30
Brian McLogan

Master Solving word problems using right triangle trigonometry

12th - Higher Ed
Master Solving word problems using right triangle trigonometry
Instructional Video2:48
Brian McLogan

How do we determine the three trig ratios for a triangle

12th - Higher Ed
👉 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...
Instructional Video4:07
Brian McLogan

CCSS What are supplementary and complementary angles

12th - Higher Ed
👉 Learn how to define angle relationships. Knowledge of the relationships between angles can help in determining the value of a given angle. The various angle relationships include: vertical angles, adjacent angles, complementary angles,...
Instructional Video4:01
Brian McLogan

Understand the equations for polar equations

12th - Higher Ed
Understand the equations for polar equations
Instructional Video6:41
Brian McLogan

Prove Sum of All Angles in a Triangle is 180 | Part 3

12th - Higher Ed
Lets write. a proof to show once and for all that the sum of all angles in a triangle is going to be 180 degrees. To do this I will use a two column proof.
Instructional Video7:24
Curated Video

GCSE Secondary Maths Age 13-17 - Algebra: Solving Equations 2 - 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 steps. This video...
Instructional Video4:39
Brian McLogan

Solve word problem with angle of elevation and trigonometry

12th - Higher Ed
👉 Learn how to evaluate an expression with the composition of a function and a function inverse. Just like every other mathematical operation, when given a composition of a trigonometric function and an inverse trigonometric function,...
Instructional Video4:55
Brian McLogan

Finding the six trigonometric functions from a triangle

12th - Higher Ed
👉 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...
Instructional Video2:33
Brian McLogan

How to determine where the adjacent leg is on a triangle

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

Given any point evaluate your six trig functions

12th - Higher Ed
👉 Learn all about evaluating trigonometric functions with triangles. In this playlist, we will learn how to evaluate, sine, cosine, tangent, cotangent, secant, and cosecant when given the sides of a triangle. If we have missing sides we...
Instructional Video1:31
Brian McLogan

How can you remember the three trigonometric ratios sohcahtoa

12th - Higher Ed
👉 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...
Instructional Video1:35
Brian McLogan

Evaluate the double angle of sine given a triangle

12th - Higher Ed
👉 Learn how to evaluate the double angle of sine. The value of the sine of double a given angle can be obtained given the value of the sine of the angle. The value of the sine of double a given angle is obtained using the formula sin(2u)...
Instructional Video3:51
Brian McLogan

Exam Review Composition of trig function and inverse using x

12th - Higher Ed
👉 Learn how to evaluate an expression with the composition of a function and a function inverse. Just like every other mathematical operation, when given a composition of a trigonometric function and an inverse trigonometric function,...