Art of Problem Solving
AoPS Online
Math texts, online classes, and more
for students in grades 5-12.
Visit AoPS Online ‚
Books for Grades 5-12 Online Courses
Beast Academy
Engaging math books and online learning
for students ages 6-13.
Visit Beast Academy ‚
Books for Ages 6-13 Beast Academy Online
AoPS Academy
Small live classes for advanced math
and language arts learners in grades 2-12.
Visit AoPS Academy ‚
Find a Physical Campus Visit the Virtual Campus

Heron's Formula

Revision as of 15:26, 17 June 2006 by Tz (talk | contribs)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

Sometimes called "hero's formula", it states that for any triangle with side lengths a, b, and c,

$A=\sqrt{s(s-a)(s-b)(s-c)}$ where $s=\frac{a+b+c}{2}$ and A=area

Retrieved from "https://artofproblemsolving.com/wiki/index.php?title=Heron%27s_Formula&oldid=2309"