Question

find the area of a triangle whose each side is 200 metre by using heron's formula​

Answer 1

Answer:

180 square cm

Step-by-step explanation:

We find the area of triangle using herons formula:

S=

2

9+40+41

=

2

90

=45 cm

Now area is:

A=

s(s−a)(s−b)(s−c)

=

45(45−9)(45−40)(45−41)

=

45×36×5×4

=

32400

=180 cm

2