This video discusses the return of astronauts in training for the space shuttles after a two-year grounding due to the tragic Columbia disaster. It highlights the safety concerns and ongoing testing being conducted by NASA to ensure the...

In this video, the teacher explains how to use congruent triangle criteria to prove other things. They provide an example of proving that the diagonals of a rhombus bisect its angles using a two-column proof. By demonstrating the...

British traditions at Christmas.

"Go To Your Room!" might be the most well known parental demand in America, but why do kids have their own sleeping area at all? Because while a bedroom might just seem like a "normal" thing for people who can afford a certain amount of...

VIPER, PRIME-1, Chandrayaan 3 and PROSPECT look to find water on the Moon.

In this video lesson, students learn how to find the area of a right triangle by composing a rectangle. The teacher explains the concept of a right triangle being half of a rectangle and demonstrates how to find the area of a triangle by...

In this lesson, students will learn how to determine if two triangles are similar by checking for two corresponding congruent angles using a rotation and a dilation. They will understand that a dilation changes the size of an object...

In this lesson, students will learn how to determine if two triangles of different sizes are similar. By using a combination of dilation and translation, they will understand that when two triangles have corresponding congruent angles,...

Follow along a full length contemporary class complete with a warm up and routine tutorial. This class is open to all levels, but best for Beginner/Intermediate dancers.

In this lesson, students will learn how to determine if two triangles of different sizes are similar. The lesson focuses on using translations to establish triangle similarity.

In this lesson, the teacher explains how to compare and analyze triangles by their sides. The lesson covers different types of triangles, including equilateral, isosceles, and scaling triangles, and how to identify them based on their...

In this video, the teacher explains the concept of similarity in triangles by comparing congruent angles. They differentiate between congruent and similar figures, highlighting that similar figures have the same shape but not the same size.

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...

J.P. Morgan is devoting a signi cant part of its tech budget to innovative technologies. Dr. Veloso will share how machine learning and AI are shaping the future of nancial services at the bank.<br/>

English is a tricky language, often the pronunciation gives no clue to the correct spelling. In today's lesson, you will learn how to avoid the top 25 most common spelling mistakes in English, that even natives make.

In this video, I do a sample precision problem for calculating parts-per-thousand (ppt).<br/>

SchoolOnline's Secondary English videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key skill in English Reading and Writing that students need to master in clear and easy to...

Who’s that over there? Flash has just spotted another cool creature he can add to his Animal Alphabet! Our intrepid traveller Flash explores land, sea and air spotting different species of wildlife in their natural habitats and...

Ketone Body Catabolism

In this video lesson, students learn about the properties of triangle angles. They discover that the sum of the three angles in a triangle always adds up to 180 degrees, regardless of the type of angles involved. The lesson also...

Easy Languages is an international video project aiming at supporting people worldwide to learn languages through authentic street interviews and expose the street culture of participating partner countries abroad. Episodes are produced...

Easy Languages is an international video project aiming at supporting people worldwide to learn languages through authentic street interviews and expose the street culture of participating partner countries abroad. Episodes are produced...

In this video, the teacher explains how to determine if two triangles are similar by using similarity transformations. They review the different types of transformations that preserve shape and size, such as translation, reflection,...

In this video, the concept of similarity between circles is explained using the concept of similar triangles. It demonstrates how to determine if two circles with different radii are similar by examining the corresponding angles and...