Instructional Video3:51
KnowMo

Introduction to Common Sequences: Triangular, Square, and Cube Numbers

12th - Higher Ed
The video introduces viewers to three common types of sequences: triangular numbers, square numbers, and cube numbers. The presenter explains how each of these sequences is derived from specific geometric patterns and provides examples...
Instructional Video4:09
Brian McLogan

Determine the Value of your Variables with Congruent Triangles

12th - Higher Ed
👉 Learn how to solve for unknown variables in congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. When one of the values of a pair of congruent sides or angles is unknown and the...
Instructional Video1:51
Brian McLogan

Given an angle bisector find the missing length of similar triangles

12th - Higher Ed
👉 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...
Instructional Video6:03
Brian McLogan

Showing you have a proportion for similar triangle given points

12th - Higher Ed
👉 Learn how to determine whether two triangles are similar given the coordinate points of the vertices of the triangle. Two triangles are said to be equal when the corresponding angles of the triangles are congruent (equal) or when the...
Instructional Video7:17
Tarver Academy

Finding the Area of Hexagons, Heptagons, and Octagons (Tarver Academy Math)

12th - Higher Ed
In This Episode, Tyler Teaches Us About Finding the Area of Hexagons, Heptagons, and Octagons (Tarver Academy Math)
Instructional Video4:52
Curated Video

Solving Oblique Triangles with the Law of Cosines

K - 5th
This video explains how to find the angle measures and side lengths of an oblique triangle when all the side lengths are given. It introduces the law of cosines as a formula that relates the sides and angles of a triangle. The video...
Instructional Video3:09
Brian McLogan

Determine the measure of each side of a isosceles triangle

12th - Higher Ed
👉 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...
Instructional Video8:14
KnowMo

The Cosine Rule: How to Calculate Sides and Angles in Triangles

12th - Higher Ed
This video provides an electric presentation on the cosine rule, which is a key concept in trigonometry used to calculate side lengths and angles in triangles. The presenter explains how to label triangles accurately and use two formulas...
Instructional Video4:34
Curated Video

Simplifying Expressions with Square Roots

K - 5th
In this video, the teacher explains how to simplify expressions involving square roots. They demonstrate how to identify perfect square factors and split the square root into smaller terms to simplify it. The teacher also explains the...
Instructional Video8:48
Brian McLogan

How to use law of cosines to find the missing angles of a triangle given SSS

12th - Higher Ed
Learn how to solve for the lengths of the sides and the measures of the angles of a triangle using the law of cosines. The law of cosines is used in determining the lengths of the sides or the measures of the angles of a triangle when no...
Instructional Video5:51
Brian McLogan

What is inverse trig and how does it relate to what we know

12th - Higher Ed
👉 Learn how to evaluate inverse trigonometric functions. When an angle is unknown but the value of one of the trigonometric functions of the angle is known, we can evaluate the value of the angle using the inverse trigonometric function...
Instructional Video3:23
Brian McLogan

One Two or No Triangle?

12th - Higher Ed
One Two or No Triangle?
Instructional Video8:21
Brian McLogan

How to find the area of an oblique triangle

12th - Higher Ed
👉 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....
Instructional Video6:34
Brian McLogan

How to find the missing lengths using law of cosines

12th - Higher Ed
Learn how to solve for the lengths of the sides and the measures of the angles of a triangle using the law of cosines. The law of cosines is used in determining the lengths of the sides or the measures of the angles of a triangle when no...
Instructional Video9:37
Brian McLogan

Find the area of an obtuse right triangle

12th - Higher Ed
👉 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....
Instructional Video3:32
Curated Video

Finding the Height of a Building using Similar Triangles

K - 5th
In this video lesson, students will learn how to find the height of a building using the angle-angle criterion for similar triangles. The teacher explains the concept of similar figures, including corresponding angles and corresponding...
Instructional Video3:58
Catalyst University

Geometry | The Super-Pythagorean Theorem [Diagonal of a Prism]

Higher Ed
In this video, we calculate the length of the diagonal in a rectangular prism using the Super-Pythagorean Theorem [with example].<br/>
Instructional Video3:50
Brian McLogan

Determine the measure of each exterior angle of a regular octagon

12th - Higher Ed
👉 Learn how to find the measure of the exterior angle of a regular polygon. The exterior angle of a polygon is the angle between a side of the polygon and an outward extension of the adjacent side. The sum of the exterior angles of a...
Instructional Video2:38
Brian McLogan

Finding the length of a side of a equilateral triangle given the perimeter - Online Tutor

12th - Higher Ed
👉 Learn how to find the area and perimeter of triangles. A triangle is a shape of three sides. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is the measure of the outline enclosing...
Instructional Video7:46
Brian McLogan

Use the law of sines to find the missing measurements when given two acute angles

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 Video8:37
Brian McLogan

How to apply the law of sines to find the remaining parts of a triangle

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 Video4:17
Brian McLogan

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 Video3:33
Brian McLogan

How to find the area of an oblique triangle

12th - Higher Ed
👉 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....
Instructional Video7:52
Brian McLogan

Finding the missing parts of a triangle AAS 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...