Instructional Video4:09
Curated Video

Using Pythagorean Theorem in the Real World

9th - 12th
In this math video we will be using the Pythagorean Theorem to solve a real world problem. We will understand that the Pythagorean Theorem applies to any right triangle. We will identify the legs and hypotenuse of a right triangle. We...
Instructional Video3:13
Curated Video

The Pythagorean Theorem and the Coordinate Plane

9th - 12th
In this video, the teacher explains how to use the Pythagorean theorem in the coordinate plane to find the length of a segment. They walk through the steps of identifying the right triangle, finding the values of the legs, plugging them...
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 Video7:08
Brian McLogan

Find the measure of an angle using three side lengths of a triangles - math help

12th - Higher Ed
I show how to solve math problems online during live instruction in class. This is my way of providing free tutoring for the students in my class and for students anywhere in the world. Every video is a short clip that shows exaclty how...
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 Video4:42
Brian McLogan

Find the missing length of a triangle using the sine function

12th - Higher Ed
In this video I show you how to find the missing length of a triangle using the sine function. We are given a right triangle and two side lengths and a missing length. We show a right triangle and label the hypotenuse, and two legs the...
Instructional Video11:22
Brian McLogan

how to compute the angle of elevation from a word problem

12th - Higher Ed
👉 Learn how to solve word problems with triangles. A word problem is a real-life situation which can be modelled mathematically. Word problems involving angles of elevation and depression, straight object leaning against a vertical...
Instructional Video4:28
Brian McLogan

How to solve a word problem using trigonometry

12th - Higher Ed
👉 Learn how to solve word problems with triangles. A word problem is a real-life situation which can be modelled mathematically. Word problems involving angles of elevation and depression, straight object leaning against a vertical...
Instructional Video3:47
Brian McLogan

Based on the angles of a triangle learn how to classify the triangle ex

12th - Higher Ed
👉 Learn how to classify triangles. A triangle is a polygon with three sides. Triangles are classified on the basis of its angles or on the basis of its side lengths. The classification of triangles on the bases of its angles are: acute,...
Instructional Video5:19
Brian McLogan

Learn how to solve a word problem using trigonometry

12th - Higher Ed
👉 Learn how to solve word problems with triangles. A word problem is a real-life situation which can be modelled mathematically. Word problems involving angles of elevation and depression, straight object leaning against a vertical...
Instructional Video3:04
Brian McLogan

Find the area of a parallelogram using special right triangles

12th - Higher Ed
👉 Learn all about Area and Perimeter. In this playlist, we will explore how to determine the area and perimeter of 2-dimensional figures. We will also look into combinations of figures. The focus will be on rectangles, squares,...
Instructional Video2:51
FuseSchool

Sine Or Cosine Rule?

6th - Higher Ed
Not every triangle is a right-angle triangle, so we can't always use Pythagoras and SOHCAHTOA to find missing sides and missing angles. We instead use the sine rule or the cosine rule. They can both be used to find either missing sides...
Instructional Video4:32
Brian McLogan

How to use the inverse sine function to find the angle of a triangle

12th - Higher Ed
👉 Learn how to find a missing angle 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 gives us the relationship between the angles of a right...
Instructional Video9:42
Brian McLogan

Determine points on a unit circle using special triangles

12th - Higher Ed
👉 Learn about the points on 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...
Instructional Video4:10
Brian McLogan

Using trig properties and the angle of depression to solve a word problem

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 Video2:59
Brian McLogan

How to determine the angle of elevation and angle of depression

12th - Higher Ed
👉 Learn how to solve word problems with triangles. A word problem is a real-life situation which can be modelled mathematically. Word problems involving angles of elevation and depression, straight object leaning against a vertical...
Instructional Video4:48
Brian McLogan

Using inverse tangent to solve for the missing angle of a triangle

12th - Higher Ed
👉 Learn how to find a missing angle 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 gives us the relationship between the angles of a right...
Instructional Video2:02
Brian McLogan

Learn how to determine the angle of elevation and angle of depression

12th - Higher Ed
👉 Learn how to solve word problems with triangles. A word problem is a real-life situation which can be modelled mathematically. Word problems involving angles of elevation and depression, straight object leaning against a vertical...
Instructional Video2:39
Brian McLogan

Find the measure of an angle use inverse tangent

12th - Higher Ed
👉 Learn how to find a missing angle 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 gives us the relationship between the angles of a right...
Instructional Video3:27
Brian McLogan

What are the trigonometric definitions of a right 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 Video4:38
FuseSchool

SOHCAHTOA - Finding Missing Sides PART 1

6th - Higher Ed
In this video we will discover how to find the missing side of a right angle triangle using SOHCAHTOA. You should already know which side is the opposite, adjacent and hypotenuse. Sin, cos and tan are ratios between the lengths of sides...
Instructional Video0:56
Brian McLogan

Classify a triangle based on the angles of a triangle ex 4

12th - Higher Ed
👉 Learn how to classify triangles. A triangle is a polygon with three sides. Triangles are classified on the basis of its angles or on the basis of its side lengths. The classification of triangles on the bases of its angles are: acute,...
Instructional Video3:45
Brian McLogan

How to write the three trigonometric 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 Video4:06
Brian McLogan

Using inverse trig properties to solve word problems - Math help

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...