Brian McLogan
Find the Distance between two ships | Law of Cosines word problem
Find the Distance between two ships | Law of Cosines word problem
Brian McLogan
Word Problem with bearings, distance traveled
👉 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...
Brian McLogan
Finding the six trigonometric functions from a triangle
👉 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...
Brian McLogan
How to determine where the adjacent leg is on a triangle
👉 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...
TMW Media
Geometric Proofs: Part 1 of 3 of learning to solve proofs
This video contains 2 proofs to solve. Geometric Proofs, Part 4
Curated Video
How to Use and Prove the Pythagorean Theorem
This video teaches the Pythagorean theorem, explaining its proof and how to use it to find missing side lengths of a right triangle. The lesson includes key vocabulary and examples with step-by-step instructions, making it easy to...
Brian McLogan
Classify a Triangle Given Coordinate Points | Part 2
When given three points how can you classify the triangle? In this video I will show you how to use the distance formula and slope formula to classify the triangle.
Brian McLogan
Given any point evaluate your six trig functions
👉 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...
Curated Video
Introduction to Vectors, Magnitude, and Direction
The video is a presentation on the introduction to vectors. The presenter explains the concept of vector quantities, which have both magnitude and direction. They discuss the notation of vectors, including column vectors and position...
Curated Video
Calculating Price Elasticity of Demand and its Importance for Businesses.
This is a lecture video that explains how to use the formula for price elasticity of demand (PED) to calculate the PED for different goods in order to solve problems. The video starts by explaining the formula for PED and then...
Brian McLogan
How to find the measure of each side of an equilateral triangle
👉 Learn how to find the missing side of a triangle. A triangle is a polygon with three sides. Triangles are classified on the basis of the angles or on the basis of the sides. The classification of a triangle on the basis of the sides...
Brian McLogan
How to find the length of the sides of a triangle given a ratio
👉 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
Solving for x for two similar polygons
Learn how to solve with similar polygons. Two polygons are said to be similar if the corresponding angles are congruent (equal). When two polygons are similar the corresponding sides are proportional. Knowledge of the length of the sides...
Brian McLogan
Special segments of similar triangles angle bisector
👉 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
How to use proportions for an isosceles triangle
👉 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
Find the missing sides of a triangle given a 30 60 90 triangle
👉 Learn about the special right triangles. A special right triangle is a right triangle having angles of 30, 60, 90, or 45, 45, 90. Knowledge of the ratio of the length of sides of a special right triangle enables us to solve for any...
Brian McLogan
What is an Included Side of a Triangle - 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...
Brian McLogan
How to Determine Congruent Parts of Two Triangles - Congruent Triangles
👉 Learn how to find the corresponding pairs of congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. To determine the corresponding congruent parts of a triangle, we use the congruent...
KnowMo
Estimating the Area Under the Graph
This video is a lecture presentation on estimating the area under a graph and its practical applications. The presenter explains how to calculate the distance traveled of an object by analyzing the speed-time graph and finding the area...
Brian McLogan
Using special right triangles and trig to find the value of sind 30 degrees
👉 Learn how to evaluate trigonometric functions using the special right triangles. A right triangle is a triangle with 90 degrees as one of its angles. A special right triangle is a right triangle with the angles 30, 60, 90 degrees or...
Brian McLogan
Quickly fill in the unit circle by understanding reference angles and quadrants
👉 Learn about the unit circle. A unit circle is a circle which radius is 1 and is centered at the origin in the cartesian coordinate system. To construct the unit circle we take note of the points where the unit circle intersects the x-...
Brian McLogan
When given the radius and angle, learn how to find the arc length
👉 Learn how to solve problems with arc lengths. You will learn how to find the arc length of a sector, the angle of a sector, or the radius of a circle. An arc of a circle is the curve between a pair of points on the circumference of the...
Brian McLogan
Evaluate the double angle of sine given a triangle
👉 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)...