Video+2A

** Video 2: "The Golden Mean" (week 8) **
a. What do you know about the golden mean? I remember it's a number that it's used in the arts or something similar. I think it was something like (1+sqrt(5))/2, but I don't remember it well. It had a specific definition, but I can't remember. I read about it in a computer science book. b. What's the connection between the golden mean and mathematics? It's a number, and numbers are mathematical objects c. Mention five words you think you will listen to in the video. Fibonacci, square, root, growth, sequence
 * Pre-listening:**
 * [[image:englishformath2/freakyspiral.jpg caption="freakyspiral.jpg"]] ||
 * freakyspiral.jpg ||

Image taken from: []

Please click on the following link watch the video and then answer the following questions. [] 1. What's the process to construct the Fibonacci numbers? 2. Why are many things designed using the Fibonacci rectangle and spiral? 3. Mention some examples of the Fibonacci spiral in the world around us and inside us. 4. In your opinion what are the applications of the Fibonacci theories?
 * II. While viewing and after viewing**
 * Being 0 and 1 the two first numbers of the sequence, the next number is the sum of the two previous numbers, eg. the third number is 0+1=1, the fourth is 1+1=2, the fifth is 1+2=3, and so on.**
 * Because it makes things pleasing to the eye.**
 * Architecture, interior design, web design, music, film, and our DNA.**
 * I think it may be useful to make things more aesthetic.**