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Instructional Video2:13
Curated Video

Understanding Tangent Values in Right Triangles through Similar Triangles

K - 5th
In this video, we learn how to find the tangent value of an acute angle in a right triangle by using the ratios of the triangle's sides. The tangent value is found by dividing the length of the opposite leg by the length of the adjacent...
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Instructional Video4:49
Curated Video

Determining Similarity of Right Triangles Using Angle Measures

K - 5th
In this video lesson, students will learn how to determine if two right triangles are similar by examining their corresponding parts on a coordinate plane. The lesson explains the concept of similarity transformations and how they...
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Instructional Video2:05
Curated Video

Understanding Cosine Values in Right Triangles

K - 5th
This video explains how to find the cosine value of an acute angle in a right triangle. It demonstrates how the ratios of the adjacent leg to the hypotenuse determine the cosine value of a specific angle. The video also highlights that...
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Instructional Video9:15
Tarver Academy

8-1 Similarity in Right Triangles - GEOMETRY

12th - Higher Ed
In This Episode, Tyler Teaches Us About Similarity in Right Triangles - Geometry
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Instructional Video6:47
Curated Video

Solving for X in Right Triangles using the Sine Ratio

K - 5th
In this video, we learn about solving for X in triangles using the sine ratio. By comparing the ratios of the length of the side opposite an acute angle to the length of the hypotenuse in right triangles, we can determine the value of X....
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Instructional Video3:09
Curated Video

Finding Slope on a Coordinate Plane Using Right Triangles

K - 5th
In this video, the teacher explains how to find the slope of a line on a coordinate plane when no right triangles are given. They emphasize that the ratio of rise to run is constant and defines the slope of the line.
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Instructional Video4:07
Brian McLogan

How to use your trig functions to evaluate using the sides of a triangle

12th - Higher Ed
👉 Learn how to evaluate the six trigonometric functions given a right triangle. A right triangle is a triangle with 90 degrees as one of its angles. A right triangle is made up of two legs, which formed the sides of the 90 degrees angle...
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Instructional Video6:53
Curated Video

Proving the Pythagorean Theorem Using Similarity

K - 5th
In this lesson, students will learn how to prove the Pythagorean theorem using similarity. By investigating and following a series of steps, they will discover that by cutting a right triangle and drawing altitudes, they can create...
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Instructional Video3:26
Brian McLogan

What are Congruent Parts of Two Triangles

12th - Higher Ed
👉 Learn how to find the corresponding pairs of congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. To determine the corresponding congruent parts of a triangle, we use the congruent...
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Instructional Video4:47
Brian McLogan

What are Congruent Parts - Congruent Triangles

12th - Higher Ed
👉 Learn how to find the corresponding pairs of congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. To determine the corresponding congruent parts of a triangle, we use the congruent...
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Instructional Video1:44
Brian McLogan

How to Determine Corresponding Parts of a Triangle - Congruent Triangles

12th - Higher Ed
👉 Learn how to find the corresponding pairs of congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. To determine the corresponding congruent parts of a triangle, we use the congruent...
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Instructional Video4:56
Brian McLogan

How to Determine Corresponding Parts of Two Congruent Triangles

12th - Higher Ed
👉 Learn how to find the corresponding pairs of congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. To determine the corresponding congruent parts of a triangle, we use the congruent...
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Instructional Video2:16
Brian McLogan

How to Determine Congruent Parts of Two Triangles - Congruent Triangles

12th - Higher Ed
👉 Learn how to find the corresponding pairs of congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. To determine the corresponding congruent parts of a triangle, we use the congruent...
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Instructional Video4:24
Brian McLogan

Determine Corresponding Parts as Well as an Concurrency Statement - Congruent Triangles

12th - Higher Ed
👉 Learn how to find the corresponding pairs of congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. To determine the corresponding congruent parts of a triangle, we use the congruent...
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Instructional Video4:25
Brian McLogan

What are Congruent Shapes - Congruent Triangles

12th - Higher Ed
👉 Learn how to find the corresponding pairs of congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. To determine the corresponding congruent parts of a triangle, we use the congruent...
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Instructional Video3:29
Brian McLogan

How to use AAA to determine if two triangles are similar

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...
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Instructional Video5:37
Let's Tute

Some Stupid Math Mistakes: Similarity and Congruency of Triangles

9th - Higher Ed
The video is a teacher-led lesson on similarity and congruency of triangles, with a focus on their criteria for being similar or congruent. The video includes questions for the viewer to attempt and emphasizes the importance of making...
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Instructional Video4:49
Curated Video

Describing Straight Lines Using Slope

K - 5th
In this video, the teacher explains how to describe a straight line using a unique slope. They demonstrate that similar right triangles make straight lines, and the ratio of rise to run remains constant regardless of the specific...
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Instructional Video3:56
Brian McLogan

Determining Corresponding Parts of Two Congruent Triangles - Congruent Triangles

12th - Higher Ed
👉 Learn how to find the corresponding pairs of congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. To determine the corresponding congruent parts of a triangle, we use the congruent...
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Instructional Video4:28
Brian McLogan

How To Write the Congruent Parts of a Triangle - Congruent Triangles

12th - Higher Ed
👉 Learn how to find the corresponding pairs of congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. To determine the corresponding congruent parts of a triangle, we use the congruent...
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Instructional Video3:14
Brian McLogan

How to determine the three trigonometric ratios for a triangle

12th - Higher Ed
👉 Learn all about the trigonometry of right triangles. A right triangle is a triangle that has 90 degrees as one of its angles. The trigonometric identities of right triangles give us the relationship between the angles of a right...
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Instructional Video3:44
Brian McLogan

Given the ratio of sides and perimeter of a triangle find the lengths

12th - Higher Ed
👉 Learn how to solve with the ratio of sides and angles of a triangle. Given the ratio of the sides of a triangle and the perimeter of the triangle, we can solve for the actual lengths of the triangle. Similarly, when the ratio of the...
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Instructional Video5:04
Curated Video

GCSE Maths - How to Find the Area of Rectangles, Parallelograms, Triangles and Trapeziums #105

9th - Higher Ed
This video explains how to use the area formulas for rectangles, parallelograms, triangles and trapeziums. We also look at why the equations are so similar. This video is suitable for maths courses around the world. KS3 - All on your...
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Instructional Video10:31
Let's Tute

Criteria for Triangle Similarity and Congruency

9th - Higher Ed
This video explains the criteria for proving similarity and congruency between triangles, based on their angles and sides. It covers various criteria such as AAA, AA, SAS, SSS, and RCHS, and explains how they can be used to determine...