Brian McLogan
How to Write a Proof for Congruent Triangles Using SAS
👉 Learn how to prove that two triangles are congruent. Two or more triangles are said to be congruent if they have the same shape and size. There are many postulates and theorems to determine whether two triangles are congruent. They...
Brian McLogan
How to determine the inverse of a conditional statement
👉 Learn how to find the inverse of a statement. The inverse of a statement is the negation of the hypothesis and the conclusion of a conditional statement. If the hypothesis of a statement is represented by p and the conclusion is...
Brian McLogan
Solve for the missing variable using an angle bisector ex 1
👉 Learn how to find the value of an unknown variable in the expressions representing the values of angles given the relationship between the angles. When given expressions representing the values of angles and the relationship between...
Brian McLogan
how to find the value of x using verticle and supplementary angles
👉 Learn how to find the value of an unknown variable in the expressions representing the values of angles given the relationship between the angles. When given expressions representing the values of angles and the relationship between...
Brian McLogan
How to find coterminal angles using drawings
👉 Learn how to determine co-terminal angles given one angle. An angle is a figure formed by two rays that have a common endpoint. The two rays are called the sides of the angle while the common endpoint is called the vertex of the angle....
Let's Tute
Creating a Beautiful Mandala Bookmark
This Mandala video teaches viewers how to create a beautiful bookmark using mandala designs. From cutting the shape to applying a variety of pastel shades, participants will learn how to create a stunning background. By adding patterns,...
Brian McLogan
Why not all angles have reference angles
👉 Learn about angles in trigonometry. An angle is the figure formed by two rays sharing the same endpoint. The two rays are called the sides of the angle while the common endpoint of the two rays is called the vertex of the angle. Angle...
Brian McLogan
What are the angles of the unit circle in degrees
👉 Learn about the angles 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...
Brian McLogan
Determine two coterminal angles positive and negative
👉 Learn the basics of co-terminal angles. An angle is a figure formed by two rays that have a common endpoint. The two rays are called the sides of the angle while the common endpoint is called the vertex of the angle. We measure angles...
Brian McLogan
Pre-Calculus - How to Solve an Equation Using Double Angles
👉 Learn how to use the double angle identities to solve trigonometric equations. When we have equations with a double angle we will apply the identities to create an equation that can help solve by inverse operations or factoring. We...
Brian McLogan
How to apply the law of cosines with no angles given
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...
Brian McLogan
Learn how to solve a trigonometric equation using double angle formula
👉 Learn how to use the double angle identities to solve trigonometric equations. When we have equations with a double angle we will apply the identities to create an equation that can help solve by inverse operations or factoring. We...
Brian McLogan
Evaluate the difference for two angles for sine from a triangle
Learn how to evaluate the sine of an angle in degrees using the sum/difference formulas. To do this, we first express the given angle as a sum or a difference of two (easy to evaluate) angles, then we use the unit circle and the...
Brian McLogan
How do you label a oblique triangle
👉 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...
Brian McLogan
Using the Angles of a Triangle to my Advantage | Part 4
Once we are familar with all the angles in a triangle adds up to 180 it is now time to try to problems that will come in handy. So for in this video that is exactly what we are going to do.00:00 Intro 00:24 Find the Value of x Using...
Brian McLogan
Find the Bearing and Distance | Law of Cosines word problem
Find the Bearing and Distance | Law of Cosines word problem
Brian McLogan
Determine two coterminal angles positive and negative
👉 Learn how to determine co-terminal angles given one angle. An angle is a figure formed by two rays that have a common endpoint. The two rays are called the sides of the angle while the common endpoint is called the vertex of the angle....
Curated Video
Identifying and Using Adjacent and Vertical Angles
In this video lesson, you will discover how to identify adjacent and vertical angles. We will also learn about the relationship between adjacent angles and how to find a missing adjacent angle. We will discuss the relationship between...
Curated Video
Grade 8 Test Prep: Calculator Section Practice Questions
In this video, the teacher provides practice questions for Grade 8 students to prepare for end-of-year assessments or finals. The questions are based on Common Core standards and cover various topics such as geometry, linear equations,...
Math Fortress
Geometry: Measurement of Angles (Level 3 of 9)
In this video we go over parts of a degree, and congruent angles.
Curated Video
Understanding Parallel, Intersecting, and Perpendicular Lines
In this video, students will learn about parallel, intersecting, and perpendicular lines. They will understand that parallel lines never intersect and are always the same distance apart, while intersecting lines pass through the same point.
Math Fortress
Geometry: Introduction to Geometry (Level 7 of 7)
This video continues introducing the basic building blocks for the successful study of geometry. This video culminates this video series by going over 9 examples, that cover naming and set problems.
Brian McLogan
How to determine the number of sides given one interior angle
👉 Learn how to determine the number of sides of a regular 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...