For this case we have that the area of the triangle is given by:

Where:
b: It's the base
h: It's the height
We have to:

The atura will be given by:

So, the area is:

Answer:
144
The answer is 12 because you have to subtract
32-20
You must add up all of the values and then divide them by the number of the values.
Answer:
GCF(greatest common factor) of 5 is 5.