Heron's formula - math problems

The Heron's formula is used to calculate the contents of a general triangle using the lengths of its sides. Heron's formula states that the area of a triangle whose sides have lengths a, b, and c is:
, where
is the semiperimeter (half perimeter) of the triangle .

Number of problems found: 41

  • Sails
    We known heights 220, 165, and 132 of sail. It has a triangular shape. What is the surface of the sail?

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See also our trigonometric triangle calculator. See also more information on Wikipedia.