Added: 1 year ago
From: khanacademy
Views: 5,123
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  • Thanks to Khan Academy I'm getting A's in math and science instead of F's! Yay! :)

  • Great video. Thank you very much for putting in the time and effort to make something that can help others.

  • You could take this same problem to the next level and make that rectangle and replace it with a parallelogram with a corner of 110 degrees. Then compare the two problems.

  • I have just a little criticism – I take it that this video is directed towards a younger/ beginner crowd, and while this may be very easy for people like you (Sal) and me, it’s rather hard for kids and people just beginning to study math.

  • @MarvelsofaLifetime your too smart, maybe you should be the next C grade president of the USA.

  • @SolarizeYourLife: Thank you, I wasn’t aware that I said anything profound.

  • Well this made it overly complicated -.- Simply: 720-(160*2)/2 = 200m Would have sufficed...

  • @Blamango

    Overly complicated? What you are writing is the exact same thing, except for the fact that you combined all steps in one line. But you have to get to these steps somehow. Btw. you missed some parentheses. Maybe you should only make one step at a time? ;-)

  • wow this was hard back in the day/?

  • Very well explained. 

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