Question

9th mathematics heron's formula test

Answer 1

to find out area of a triangle from heroines formula you have to first take out the semi perimeter which is perimeter divided by 2 then you should to follow the formula under root semi perimeter into semi perimeter - side a into x minus b into x minus C already and and under root
actually I don't understand your question that's why I give this answer

Answer 2

$\sqrt{s(s - a)(s - b)(s - c)}$