Add new comment

re: Don't understand how you get to c = a x^2 + b x

Permalink Submitted by Anonymous on December 22, 2015

I was wondering the same thing. In the diagram I take ax to be the base of the smaller triangle but then where is x in the equation coming from? Are a and x equal?

Maths in a minute

Want facts and want them fast? Our Maths in a minute series explores key mathematical concepts in just a few words.

The Abel Prize 2019

Karen Keskulla Uhlenbeck has been awarded the Abel Prize 2019!
Looking for love?

Find out how OKCupid's algorithm works.
Inverse problems save the day

Inverse problems are mathematical detective problems. They can help solve crimes, are used in medical imaging, and much more.
A geometry for strings

If, as string theory suggests, the world is made of strings, then what does that mean for a geometry of points? Find out more in this video.
Pure maths in crisis?

Proof is the essence of mathematics. But is the standard of proof in research maths really as high as mathematicians would like to believe?