Instructional Video5:37
Brian McLogan

How do we find the surface area of a triangular prism

12th - Higher Ed
👉 Learn how to find the volume and the surface area of a prism. A prism is a 3-dimensional object having congruent polygons as its bases and the bases are joined by a set of parallelograms. A prism derives its name from the shape of its...
Instructional Video5:18
Brian McLogan

Given two triangles determine the difference of the two angles using cosine

12th - Higher Ed
👉 Learn how to evaluate the secant of the sum or difference of two angles using the sum/difference formulas. To do this, we first use the Pythagoras theorem to obtain all the sides of the right triangle in the unit circle. Recall that...
Instructional Video5:50
Brian McLogan

Given a point find the six trigonometric 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 Video16:56
Zach Star

The intuition behind Fourier and Laplace transforms I was never taught in school

12th - Higher Ed
This video covers a purely geometric way to understand both Fourier and Laplace transforms (without worrying about imaginary numbers).
Instructional Video5:29
Brian McLogan

How do you find the magnitude of a vector

12th - Higher Ed
In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...
Instructional Video2:44
Brian McLogan

Evaluating the composition of Functions using Right Triangles

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 Video6:53
Curated Video

Proving the Pythagorean Theorem Using Similarity

K - 5th
In this lesson, students will learn how to prove the Pythagorean theorem using similarity. By investigating and following a series of steps, they will discover that by cutting a right triangle and drawing altitudes, they can create...
Instructional Video3:51
Brian McLogan

Find the six trigonometric functions when given sine and a constraint on cosine

12th - Higher Ed
👉 Learn how to evaluate the six trigonometric functions given some constraints. When given the value of one trigonometric function, we can use a right triangle with one of its legs on the x-axis and the other leg, perpendicular to the...
Instructional Video4:55
Brian McLogan

Evaluate the six trigonometric functions given a point

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 Video3:28
Brian McLogan

How to use the pythagorean theorem to find the missing length of a kite

12th - Higher Ed
👉 Learn how to solve problems with kites. A kite is a four-sided shape (quadrilateral) with two equal pairs of adjacent sides and the diagonals are perpendicular. Some of the properties of kites are: each pair of adjacent sides are...
Instructional Video7:03
Brian McLogan

Given any point find your six trig functions

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 Video1:49
Brian McLogan

Evaluating the composition of Functions

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 Video3:52
Brian McLogan

How do we determine the relationships of a 30 60 90 triangle

12th - Higher Ed
👉 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...
Instructional Video14:48
Brian McLogan

Set up your triangle three different ways to evaluate six trig functions

12th - Higher Ed
👉 Learn how to determine the quadrant given the constraint. The plane is divided into four equal parts called the quadrants with the region between the positive x-axis and the positive y-axis called the 1st quadrant having angles 0 to 90...
Instructional Video2:24
Brian McLogan

Learn the steps to evaluating the composition of inverse trig functions

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 Video7:32
Brian McLogan

An introduction into 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 Video3:51
Brian McLogan

Learn how to find the magnitude and direction of the vector

12th - Higher Ed
Learn how to determine the magnitude and direction of a vector. The magnitude of a vector is the length of the vector. The magnitude of a vector is obtained by taking the square root of the sum of the squares of the components of the...
Instructional Video7:09
Brian McLogan

Using addition of two angles with triangles to evaluate for cosine

12th - Higher Ed
👉 Learn how to evaluate the secant of the sum or difference of two angles using the sum/difference formulas. To do this, we first use the Pythagoras theorem to obtain all the sides of the right triangle in the unit circle. Recall that...
Instructional Video5:44
Brian McLogan

Using the half angle formula for sine

12th - Higher Ed
👉 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...
Instructional Video3:44
Brian McLogan

Evaluating the six trigonometric functions given a right 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 Video2:09
Tarver Academy

HOW TO SEARCH WITHIN A SPECIFIC YOUTUBE CHANNEL

12th - Higher Ed
In This Episode, Tyler Teaches Us About HOW TO SEARCH WITHIN A SPECIFIC YOUTUBE CHANNEL
Instructional Video4:51
Brian McLogan

Evaluating the sum and difference for Secant

12th - Higher Ed
👉 Learn how to evaluate the secant of the sum or difference of two angles using the sum/difference formulas. To do this, we first use the Pythagoras theorem to obtain all the sides of the right triangle in the unit circle. Recall that...
Instructional Video6:29
Brian McLogan

How to classify polygons by the measure of their angles

12th - Higher Ed
👉 Learn all about classifying triangles. A triangle is a closed figure with three sides. A triangle can be classified based on the length of the sides or based on the measure of the angles. To classify a triangle based on the length of...
Instructional Video4:19
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...