KnowraTriangle areaLinked fromLinked fromThe 15 pages that link to Triangle area, each with the reason it gives.All 15Broader topic 1Related 9Narrower topic 5Heron's formulaNarrower topic: Heron's formula is a way to calculate this area without knowing a height.SemiperimeterNarrower topic: Semiperimeter-based formulas provide ways to compute area from side lengths alone.Bretschneider's formulaNarrower topic: Triangle area identities provide a route to deriving the four-sided formula.Weitzenböck's inequalityNarrower topic: The area is the geometric quantity bounded by the sum of squared sides.Pedoe's inequalityNarrower topic: Pedoe's inequality compares each triangle's area with its squared side lengths.