How do you use Heron's formula to determine the area of a triangle with sides of that are 12, 16, and 19 units in length?
2 Answers
Jul 16, 2018
Explanation:
The semi-perimeter
Now, using Hero's formula, the area
Jul 16, 2018
Explanation:
We have,
Let ,
#s-b=23.5-16=7.5#
#s-c=23.5-19=4.5#
So ,
#Delta=sqrt(23.5(11.5)(7.5)(4.5))~~95.5036# square units