Brian McLogan
How to find the area of an oblique triangle
👉 Learn how to find the area of a triangle. The area of a triangle is the measure of the region enclosed by the triangle. There are several methods that can be used to find the area of a triangle depending on the available information....
Brian McLogan
Use cofunction identities and trig identities to find the indicated trig functions
👉 Learn how to simplify basic trigonometric identities. To simplify basic trigonometric identities, it is usually more useful to convert all trigonometric functions to sine and cosine functions and then simplify. We will also explore the...
Brian McLogan
Given Sine, evaluate the half angle of cosine
👉 Learn how to evaluate the tangent of a half-angle. When given the value of the tangent of an angle, we can evaluate the tangent of half the angle using the tangent half-angle formula. When the value of any other trigonometric function...
Brian McLogan
Using herons formula to find the area of a triangle
Learn how to find the area of a triangle. The area of a triangle is the measure of the region enclosed by the triangle. There are several methods that can be used to find the area of a triangle depending on the available information....
Brian McLogan
Find the area of an oblique triangle
👉 Learn how to find the area of a triangle. The area of a triangle is the measure of the region enclosed by the triangle. There are several methods that can be used to find the area of a triangle depending on the available information....
Brian McLogan
Learn how to convert rectangular points to polar points
Learn how to convert rectangular points to polar points
Brian McLogan
How to find different representations of a polar point
How to find different representations of a polar point
Brian McLogan
Graph a point in polar form and then convert to rectangular form
Graph a point in polar form and then convert to rectangular form
Curated Video
GCSE Secondary Maths Age 13-17 - Pythagoras & Trigonometry: The Sine and Cosine Rules - Explained
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...
Brian McLogan
Use cofunction identity to solve trigonometric equation
👉 Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric identities, they include by factoring out the GCF and simplifying the factored equation. Another method is to use a...
Brian McLogan
Master How to Verify a trigonometric identity using half angle formulas
Master How to Verify a trigonometric identity using half angle formulas
Curated Video
Understanding Dilations and Similar Triangles
In this video, the teacher explains how to determine if two triangles are similar under dilation. They review the properties of dilation and similar figures, such as proportional corresponding sides and congruent corresponding angles.
Curated Video
Solving Problems with Congruence Criteria
In this video, the teacher explains how to solve problems involving congruent triangles using congruence criteria. The three types of criteria discussed are side-side-side, side-angle-side, and angle-side-angle. The teacher also provides...
Brian McLogan
Master solving word problems using inverse trigonometry
Master solving word problems using inverse trigonometry
Curated Video
Learning Angular 2 Directives (Video 4)
Get up to speed with the building blocks of Angular 2. New technologies and new patterns are emerging on a daily basis. Coding for the front end is extremely demanding, but at the same time more interesting and challenging than ever...
Let's Tute
Some Stupid Math Mistakes: Trigonometry in Real Life Situations
The video is a fun and engaging way to apply trigonometry to real-life situations. The teacher presents various scenarios and challenges the viewers to use their knowledge of angles and elevation to solve them. The video emphasizes that...
Brian McLogan
Given two similar triangles determine the values of x and y for the angles
👉 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
Geometry - How to show two triangles are similar using AA with parallel sides
👉 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
Given the sum, find the meausre or a single interior angle of a regular polygon ex 1
👉 Learn how to determine the measure of the interior angles of a regular polygon. A polygon is a plane shape bounded by a finite chain of straight lines. A regular polygon is a polygon whose sides are congruent (equal). The interior...
Brian McLogan
What are Alternate Exterior Angles
👉 Learn how to define angle relationship. Do you know the difference between interior and exterior angles? What is the relationship between parallel lines and transversal? When given parallel lines and a transversal we can label and...
Brian McLogan
Applying the Relationship of Corresponding Angles to Find the Value of x
👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such that they cannot meet. In geometry,...
Brian McLogan
How to write a proportion of lengths and corresponding angles for two triangles
👉 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
Using corresponding angles as well as a linear pair to solve for x ex 3
👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such that they cannot meet. In geometry,...
Brian McLogan
What is an Included Angle - Congruent Triangles
👉 Learn about the included angles of a triangle. An included angle of a triangle is the angle between two sides of a triangle. An included side of a triangle is the side between two angles. To show that two triangles are congruent by the...