Answer: 33 square units
Step-by-step explanation:
Given: Sides lengths of the triangle : 16 units, 10 units, 8 units.
Heron's formula:-
, where s is the semiperter and a,b and c are the side-lengths of the triangle.
Let a=16 , b=10 and c=8
Then,

Using Heron's formula:-

In the image move the point 3 left and 2 up then you should have your answer
Area = 35*20/2 = 35*10 = 350 square centimeters
hope helped