Question

find the area of triangle in which a is equal to 91 m b is 98 M C is 105 m using hero's formula

Answer 1

to find area if triangle by herons formula
FIRST STEP
S= A+B+C/2
91+98+105/2=294/2
S = 147
NOW ,HERONS FORMULA
=√S(S-A)(S-B)(S-C)

$\sqrt{147(147 - 91)(147 - 98)(147 - 105)}$
=