Question

area of a triangle P,Q,R whose sides are P,Q,R is....



tell me the final and correct answer...by step by step process...
answer if you know...
please don't refer Google..​

Answer 1

Answer:

According to herons formula,

For a triangle of sides a, b and c

Their area is given by

$\sqrt{s\left(s-a\right)\left(s-b\right)\left(s-c\right)}$

Where s is $\frac{\left(a+b+c\right)}{2}$

Substitute p, q and r for a, b and c.

You get the answer.