Encyclopedia > Brahmagupta's formula

  Article Content

Brahmagupta's formula

In geometry, Brahmagupta's formula gives the area of a cyclic quadrilateral whose sides have lengths a, b, c, d as:

<math>\sqrt{(s-a)(s-b)(s-c)(s-d)}</math>

where s=(a+b+c+d)/2.

Heron's formula for the area of a triangle is the special case obtained by taking d=0.



All Wikipedia text is available under the terms of the GNU Free Documentation License

 
  Search Encyclopedia

Search over one million articles, find something about almost anything!
 
 
  
  Featured Article
Autocracy

... - Wikipedia <<Up     Contents Autocracy Autocracy is a form of government which resides in the absolute power of a single individual. The term ...

 
 
 
This page was created in 24.3 ms