Question

What is the Heron's formula?
(class-9) ​

Answer 1

Answer:

s=a+b+c/2

where a,b and c are the three unequal sides of triangle.....

after findind s (side)

heron's formula,

Area=root s (s-a) (s-b) (s-c)

Answer 2

Answer:$\sqrt{s*(s-a)(s-b)(s-c)$

Step-by-step explanation:

where s = a+b+c/2

a=1st side

b=2nd side

c=3rd side

OR, for equilateral tiangle

$\sqrt{3$/4 $a^{2}$

where a is equal to side