Instructional Video6:39
Tarver Academy

5-5 Indirect Proof and Inequalities in One Triangle - GEOMETRY

12th - Higher Ed
In This Episode, Tyler Teaches Us About Indirect Proof and Inequalities in One Triangle - Geometry
Instructional Video6:43
Brian McLogan

What is the definition of a regular polygon and how do you find the interior angles

12th - Higher Ed
πŸ‘‰ Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which...
Instructional Video14:33
ATHS Engineering

Introduction to Trigonometry for Calculating Forces in Trusses

9th - Higher Ed
This video teaches basic trigonometry concepts needed to calculate forces in trusses, using the mnemonic "SOHCAHTOA" to remember the sine, cosine, and tangent equations. The video provides examples of how to use these equations to...
Instructional Video6:52
KnowMo

Angles in an Isosceles Triangle

9th - Higher Ed
This video is a lecture presentation on angles in isosceles triangles. The presenter explains the properties of triangles and how angles in a triangle add up to 180 degrees. The focus is on isosceles triangles, which have two equal side...
Instructional Video9:50
Brian McLogan

How to determine if points are a rhombus, square or rectangle

12th - Higher Ed
πŸ‘‰ Learn how to determine the figure given four points. A quadrilateral is a polygon with four sides. Some of the types of quadrilaterals are: parallelogram, square, rectangle, rhombus, kite, trapezoid, etc. Each of the types of...
Instructional Video4:52
Curated Video

Understanding Scale Factors in Architectural Design

K - 5th
In this lesson, students will learn how architects use scale factors to draw designs with correct dimensions. They will understand the concept of ratios and how to write them in different formats.
Instructional Video7:45
KnowMo

Introduction to the Sine Rule in Trigonometry

12th - Higher Ed
The Sine This video is a lecture on the sine rule in trigonometry, focusing on how to use it to solve problems involving non-right-angled triangles. The video begins with an overview of trigonometry and the important ratios sine, cosine,...
Instructional Video3:40
Brian McLogan

Finding the sum and measure of an interior angle for a regular pentagon

12th - Higher Ed
πŸ‘‰ Learn how to determine the sum of interior angles of a 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 angle of a polygon...
Instructional Video7:11
Brian McLogan

Determining multiple missing values using congruent polygons

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video11:38
KnowMo

Similarity in More Than One Dimension: Calculating Scale Factors and Solving Problems

12th - Higher Ed
This video provides an introduction to working with similar shapes and calculating scale factors in multiple dimensions. The presenter explains the properties of similar shapes and how to calculate the linear, area, and volume scale...
Instructional Video8:34
KnowMo

Introduction to the Cosine Function and Trigonometry Ratios

12th - Higher Ed
The video explains the basics of trigonometry, the three important ratios (sine, cosine, and tangent) used to calculate side lengths and angles in triangles, and the labeling of right angle triangles. It then focuses on the cosine...
Instructional Video8:43
Curated Video

Introduction to the Cosine Rule for Finding Missing Lengths and Angles in Triangles

Higher Ed
The video is a tutorial on the cosine rule, a mathematical formula used to find missing side lengths and angles in triangles, particularly for non-right-angled triangles. The video highlights the difference between the cosine rule and...
Instructional Video3:36
Brian McLogan

Sketch a net from a 3D figure

12th - Higher Ed
πŸ‘‰ Learn about polygons and how to classify them. A polygon is a plane shape bounded by a finite chain of straight lines. A polygon can be concave or convex and it can also be regular or irregular. A concave polygon is a polygon in which...
Instructional Video4:30
Curated Video

Identify Properties of Right Triangles

K - 5th
This video describes the unique properties of right triangles. It explains that every right triangle has one right angle, two legs, and one hypotenuse. It also emphasizes that the size and orientation of right triangles can vary, but...
Instructional Video9:09
Brian McLogan

Solving a quadratic equation by factoring using the ac method

12th - Higher Ed
we find two factors of the product of the constant term (the term with no variable) and the coefficient of the squared variable whose sum gives the linear term. These factors are now placed in separate brackets with x to form the factors...
Instructional Video3:21
Brian McLogan

How do you find all of the sides for a equilateral triangle

12th - Higher Ed
πŸ‘‰ 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 Video2:38
Brian McLogan

What is similarity

12th - Higher Ed
πŸ‘‰ 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 Video8:44
Brian McLogan

Classify a Triangle Given Coordinate Points | Part 2

12th - Higher Ed
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.
Instructional Video5:19
Brian McLogan

Solve by factoring when a is greater than one

12th - Higher Ed
we find two factors of the product of the constant term (the term with no variable) and the coefficient of the squared variable whose sum gives the linear term. These factors are now placed in separate brackets with x to form the factors...
Instructional Video7:19
Brian McLogan

Master Finding the area and perimeter of a triangle (mistake)

12th - Higher Ed
Master Finding the area and perimeter of a triangle (mistake)
Instructional Video4:24
Brian McLogan

Solve by factoring when a=1

12th - Higher Ed
πŸ‘‰Learn how to solve quadratic equations by factoring when a is equal to 1. A quadratic is an algebraic expression having 2 as the highest power of its variable(s). To factor an algebraic expression means to break it up into factors...
Instructional Video5:46
Brian McLogan

Learn how to factor a quadratic by using the area of a box

12th - Higher Ed
πŸ‘‰Learn how to factor quadratics. A quadratic is an algebraic expression having two as the highest power of its variable(s). To factor an algebraic expression means to break it up into expressions that can be multiplied together to get...
Instructional Video11:18
Brian McLogan

The intro to the trig functions for points on the unit circle

12th - Higher Ed
πŸ‘‰ 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 Video2:12
Brian McLogan

What are the law of sines and when will we apply them

12th - Higher Ed
πŸ‘‰ 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...