Question

There is a triangle board on one side of the road with a message for the public.
"STAY HOME,STAY SAFE " . If the length of the sides of the board are 15cm , 11cm and 6cm , Find the area of board??​

Answer 1

Answer:

By Heron's formula, we have area of triangle

= S(S−a)(S−b)(S−c)

Here, S= 11+15+16/2 =21cm

∴ Area of triangle = 21(10)(6)(5)

=30 √7

sq cm

Answer 2

Step-by-step explanation:

15+11+6

-----------

2

32/2

16

therefore, the area of board