Question

how is Heron's formula derived

Answer 1

Answer:

Step-by-step explanation:

Herons formula

Root / s(s-a) (s-b) (s-c)

Where a, b and c are three sides of a triangle

and S is semi-perimeter which is a+b+c ÷ 2

For an equilateral triangle it is

Root /3 ÷4 ×side square