<p>Can you guess the length of the green line? &nbsp;<a href="https://www.youtube.com/channel/UC5mq4Ywd0lPPQJnK_5gq-yA" target="_blank">Math Meeting</a> explains the solution in the video below:</p><p><iframe allowfullscreen="" frameborder="0" height="400" src="https://www.youtube.com/embed/6PkBllbG2HE" width="650"></iframe></p><h3><em><strong>TRY NEXT:&nbsp;<a href="http://thescienceexplorer.com/universe/win-million-dollars-if-you-can-solve-riemann-hypothesis">Win a Million Dollars if You Can Solve The Riemann Hypothesis</a></strong></em></h3><p>&nbsp;</p> 

Brain Teaser: Guess the Diagonal

<p>Try to solve this brain teaser in less than a minute.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</p> 

Brain and Body

Science

Universe

Article

Can you guess the length of the green line? Math Meeting explains the solution in the video below: TRY NEXT: Win a Million Dollars if You Can Solve The Riemann Hypothesis

Try to solve this brain teaser in less than a minute.

Brain Teaser: Guess the Diagonal

Try to solve this brain teaser in less than a minute.

TRY NEXT: Win a Million Dollars if You Can Solve The Riemann Hypothesis

Related Content

Stanford Physicist Suggests Looking for Dark Matter in Unusual Places

NASA Plans Another Busy Year for Earth Science Fieldwork

The Moon is Older Than Scientists Thought

Our Galaxy's Black Hole is Spewing Out Planet-Sized 'Spitballs'