Instructional Video2:38
Brian McLogan

Using triangle proportionality theorem to prove parallel lines

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video1:41
Brian McLogan

What is the triangle proportionality theorem

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video1:48
Brian McLogan

How to apply the triangle proportionality theorem to determine the missing side

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video2:22
Brian McLogan

How to prove parallel lines using the converse triangle proportionality theorem

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video2:21
Brian McLogan

Determining parallel lines using the proportionality theorem of parallel lines

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video1:01
Brian McLogan

Using the triangle midsegment theorem to find the missing midsegment

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video3:12
Brian McLogan

What is the triangle midsegment theorem

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video9:20
Let's Tute

Basic Proportionality Theorem - Thales Theorem

9th - Higher Ed
This video explains about Basic Proportionality Theorem with the help of an activity .
Instructional Video9:15
Let's Tute

Introduction to Basic Proportionality Theorem

9th - Higher Ed
In this video, the teacher explains how to use the properties of triangles to make math easier, less time-consuming, and accurate. They use examples of triangles with parallel lines and ratios of bases to show how to find the areas of...
Instructional Video3:21
Brian McLogan

How to find the missing side of two similar triangles

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video5:14
Let's Tute

Understanding the Basic Proportionality Theorem through an Activity

9th - Higher Ed
This video explains the basic proportionality theorem, also known as the Thales theorem, using an activity with a colored triangle and a folded sheet of paper. The theorem states that if a line is drawn parallel to one side of a triangle...
Instructional Video8:48
Curated Video

Proving the Triangle Midsegment Theorem using Triangle Similarity

K - 5th
In this video, we learn how to find the length of the midsegment of a triangle by using properties of triangle similarity. The video provides a step-by-step explanation and proof of the triangle midsegment theorem.
Instructional Video0:50
Brian McLogan

How to use the triangle midsegment formula to find the midsegment

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video2:40
Brian McLogan

How to use proportionality of a triangle to determine if two lines are parallel

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video0:45
Brian McLogan

How to apply the midsegment theorem for triangles

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video2:12
Brian McLogan

Using the proportion of parallel lines to determine the missing length of a triangle

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video1:27
Brian McLogan

Geometry - What is the triangle bisector theorem

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 Video3:26
Brian McLogan

Using similar triangles to find the measure of x

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video3:47
Brian McLogan

Proving two triangles are similar two different ways

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video3:53
Brian McLogan

Showing two triangles are similar when they overlay each other using SAS

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video3:02
Brian McLogan

Using the midsegment to determine your missing values of a triangle

12th - Higher Ed
👉 Learn how to solve for the unknown in a triangle divided internally such that the division is parallel to one of the sides of the triangle. The triangle proportionality theorem states that if a line is parallel to one side of a...
Instructional Video1:52
Brian McLogan

Geometry -Solve the missing length using the triangle bisector theorem

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 Video3:25
Brian McLogan

How to use the triangle bisector theorem to solve your missing length

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 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...