Instructional Video4:20
Brian McLogan

Lines and a Transversal - How To Label Special Angle Relationships

12th - Higher Ed
👉 Learn how to identify angles from a figure. This video explains how to solve problems using angle relationships between parallel lines and transversal. We'll determine the solution given, corresponding, alternate interior and exterior....
Instructional Video2:05
Brian McLogan

How to find the sum of interior angles for a heptagon

12th - Higher Ed
👉 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 Video1:30
Brian McLogan

Using Alternate Interior Angles to Solve for X

12th - Higher Ed
👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such that they cannot meet. In geometry,...
Instructional Video2:33
Brian McLogan

Using Alternate Interior Angles to Find the Missing Measure of an Angle

12th - Higher Ed
👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such that they cannot meet. In geometry,...
Instructional Video2:21
Brian McLogan

Finding the Value of an Angle Using Same Side Interior Angles

12th - Higher Ed
👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such that they cannot meet. In geometry,...
Instructional Video1:50
Brian McLogan

How to determine the sum of all interior angles of a polygon ex 1

12th - Higher Ed
👉 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 Video3:32
Brian McLogan

Using Alternate Interior Angles to Show Two Lines are Parallel

12th - Higher Ed
👉 Learn how to prove parallel lines and relationship between parallel lines and transversals. You also learn how to find the missing value to show you that two angles are supplementary or equal to prove parallel lines. This is based off...
Instructional Video1:03
Brian McLogan

Using Consecutive Angles to Find the Missing Measure of an Angle

12th - Higher Ed
👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such that they cannot meet. In geometry,...
Instructional Video1:37
Brian McLogan

What is the formula to find the measure of one interior angle

12th - Higher Ed
👉 Learn about the interior and the exterior angles of a polygon. A polygon is a plane shape bounded by a finite chain of straight lines. The interior angle of a polygon is the angle between two sides of the polygon. The sum of the...
Instructional Video2:37
Brian McLogan

Determine the missing variable using the sum of interior angles ex 1

12th - Higher Ed
👉 Learn how to solve for an unknown variable in the interior angle of a polygon. A polygon is a plane shape bounded by a finite chain of straight lines. The interior angle of a polygon is the angle between two sides of the polygon. The...
Instructional Video7:25
Curated Video

Proving Angle Relationships in Triangles

K - 5th
Learn how to find the measure of angle A in a triangle when angle B is given as 40 degrees. This lesson covers the concepts of congruent angles, parallel lines, and side-angle-side congruence. Watch a demonstration of how to prove the...
Instructional Video4:04
Brian McLogan

What is the Alternate Interior Angle Converse Theorem

12th - Higher Ed
👉 Learn about converse theorems of parallel lines and a transversal. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such that they cannot meet. In geometry, parallel lines are...
Instructional Video1:25
Brian McLogan

What are Alternate Interior Angles

12th - Higher Ed
👉 Learn how to define angle relationship. Do you know the difference between interior and exterior angles? What is the relationship between parallel lines and transversal? When given parallel lines and a transversal we can label and...
Instructional Video1:30
Brian McLogan

Use the relationship of alternate interior angles to find the missing measure x

12th - Higher Ed
👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such that they cannot meet. In geometry,...
Instructional Video1:59
Brian McLogan

Using Parallel Lines to Find the Measure of Angles

12th - Higher Ed
👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such that they cannot meet. In geometry,...
Instructional Video1:30
Brian McLogan

Apply alternate interior angles to solve for x with an extra transversal

12th - Higher Ed
👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such that they cannot meet. In geometry,...
Instructional Video1:49
Brian McLogan

What is the sum of interior angles for a nonagon

12th - Higher Ed
👉 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 Video3:44
Brian McLogan

Applying same side interior angles and linear pair to solve ex 10

12th - Higher Ed
👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such that they cannot meet. In geometry,...
Instructional Video5:53
Brian McLogan

Applying Consecutive and Corresponding Angles to Prove Parallel Lines

12th - Higher Ed
👉 Learn how to prove parallel lines and relationship between parallel lines and transversals. You also learn how to find the missing value to show you that two angles are supplementary or equal to prove parallel lines. This is based off...
Instructional Video3:40
Brian McLogan

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

12th - Higher Ed
👉 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 Video4:46
Brian McLogan

Given a polygon, solve for x and all of the interior angles using sum of interior angles

12th - Higher Ed
👉 Learn how to solve for an unknown variable in the interior angle of a polygon. A polygon is a plane shape bounded by a finite chain of straight lines. The interior angle of a polygon is the angle between two sides of the polygon. The...
Instructional Video3:14
Brian McLogan

Applying same side interior and alternate interior theorems to solve for x and y

12th - Higher Ed
👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such that they cannot meet. In geometry,...
Instructional Video3:48
Brian McLogan

Determine the missing value using the sum of interior angles of a polygon ex 3

12th - Higher Ed
👉 Learn how to solve for an unknown variable in the interior angle of a polygon. A polygon is a plane shape bounded by a finite chain of straight lines. The interior angle of a polygon is the angle between two sides of the polygon. The...
Instructional Video1:52
Brian McLogan

What is the Consecutive Interior Angle Converse Theorem

12th - Higher Ed
👉 Learn about converse theorems of parallel lines and a transversal. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such that they cannot meet. In geometry, parallel lines are...