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What is the area (in square units) of the triangle below? http://khan.co/1Lod8Zp  
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Donny Anderson's profile photonurfatimah amany's profile photoSujit Kolke's profile photoPeter Backstrand's profile photo
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20.5 sq. units\
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Why is the internet so insecure, and what can you do to keep your information safe? Find out in this NOVA Labs video: http://khan.co/1JQ7VsT
Watch. Practice. Learn almost anything for free.
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Can you find the value of angle x? http://khan.co/1LG6Bbm  
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Zahir Jean's profile photogarren beckford's profile photoCarlos Ortiz's profile photoAlexander Ung's profile photo
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Took me a very long time of one second to figure out it was 32°
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Can you earn more points than Cam this summer? Start learning with our Summer Surge: http://khan.co/1e3FM3y 
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Julie Sylvia's profile photoOliver Isenrich's profile photoGoose !'s profile photoArthur Street's profile photo
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Thanks for the inspiration
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Which team will win this game? Bonus: find the magnitude of the teams' combined force. http://khan.co/1QBVAfq  
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Kevin Moy's profile photoHenrique Oliveira da Silva's profile photoอ.วิริยะ ฤาชัยพาณิชย์'s profile photomatemática, espíritu y arte's profile photo
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I suppose b
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Can you figure out the height of this rectangle? http://khan.co/1QGj122  
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Ron Cascioli's profile photoMarti Badbadtz's profile photomatemática, espíritu y arte's profile photoNishant Sane's profile photo
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I am only 9 years old so that is a bit of nonsense to me but I am sure it would make sense to you
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Have them in circles
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Can you use this equation in factored form to find the center and radius of this circle? http://khan.co/1Rv8PPC 
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Kevin Moy's profile photoMagda Chavez's profile photoPffyForEducators's profile photoJoyce Goolsby's profile photo
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r=3
centre=(-7,6)
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64% of first-generation college students said Khan Academy has been meaningful to their education! How about you? http://khan.co/1G5epfJ 
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Paymon Haddad's profile photodanmjack's profile photoDeepinder Kaur's profile photoNurul Amin's profile photo
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I'm very busy with my job so college is not an option for me , khan academy is my college! 
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Can you use Riemann sums to find the value of k? http://khan.co/1Ics6zp  
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Jerome Auzout's profile photocesar robles's profile photoZeynab A.'s profile photoRishi Raj Gautam's profile photo
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I really do not uderstand what do you mean but I will take it as a compliment...
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Learn programming with us in our #SummerOfScripting. We'll send you weekly emails & contests! http://khan.co/1Ty3uWe  
Watch. Practice. Learn almost anything for free.
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Sum James's profile photoHector Villalobos's profile photoOliver Isenrich's profile photoNisha Choudhary's profile photo
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I was actually started before summer, Im almost done with it. I find it useful tho/
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Help us test a very early version of our Android app! http://khanacademy.org/r/androidalpha 
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Xen Ophelia's profile photoTESS CORDERO's profile photomatemática, espíritu y arte's profile photoAlejandra Rodríguez's profile photo
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As. Util izar B..hnmvvvmZ.zzhZzab 
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Do you love helping learners understand the world? There's a few days left in our talent search, and we'd love to see your submissions! By June 21, submit two video lessons to our talent search, and win the chance to learn from and work with the Khan Academy and YouTube teams!

https://www.khanacademy.org/talentsearch
A free world-class education for anyone anywhere
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i dont know! They didn't send me email either! Results cant be out so soon!
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Have them in circles
742,263 people
HipHop Life's profile photo
Angela Smith's profile photo
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vihan harris's profile photo
Chavis Dake's profile photo
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A free world-class education for anyone anywhere
Introduction

The Khan Academy is an organization on a mission. We're a not-for-profit with the goal of changing education for the better by providing a free world-class education to anyone anywhere.

Our resources are available to anyone. It doesn't matter if you are a student, teacher, home-schooler, principal, adult returning to the classroom after 20 years, or a friendly alien just trying to get a leg up in earthly biology. The Khan Academy's materials and resources are available to you completely free of charge.