5 Questions
What is the formula for the semiperimeter of a triangle?
$s = \frac{1}{2}(a + b + c)$
What is Heron's formula used for?
Finding the area of a triangle in terms of its side lengths
What is the area of a triangle using Heron's formula if the semiperimeter is 20 and the side lengths are a = 12, b = 16, and c = 20?
$A = 144$
What type of triangle is characterized by having integer side lengths and area?
Heronian triangle
What did Heron of Alexandria (or Hero) prove in his work Metrica?
Heron's formula for the area of a triangle
Test your knowledge of Heron's formula with this quiz! Explore how to calculate the area of a triangle using the side lengths and the semiperimeter.
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