Question

proof herons formula ​

Answer 1

Answer:

Derivation of Heron's / Hero's Formula for Area of Triangle. where s is the semi perimeter equal to P/2 = (a + b + c)/2.

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Answer 2

Answer:

perimeter=a+b+c

s=a+b+c\2

area=√s(s-a)(s-b)(s-c)