Answer: Another way to describe the area of a triangle is by saying it is half of the product of its base and height
Step-by-step explanation:
What do u need the absolute value on?
<h2>
1080°</h2><h2>
</h2>
basically, the sum of all of the internal angles will be 1080
when you add all interior angles in an octagon you should get 1080
hope that helps !
So you would use GEMDAS or PEMDAS
-8-1+4x2
-8-1+8
-9+8
-1