Question

find the area of a triangle whose sides are length 4cm,5cm and 7 cm​

Answer 1

TGE ANSWER IS 140!!!!!

Answer 2

Answer:

1. by using heronsformula we find the area of given triang
2. $\sqrt{s(s - a)(s - b)(s - c)}$
3. sides are 4 cm,5cm,7cm so semi perimeter =16÷2=8cm.

please mark my answer as brainliest.in last add cm square not only cm