Answer:
X= -4
Step-by-step explanation:
^ you have to isolate the radical than raise each side to the power of its index which gets you
x= -4
There is nothing there to work with
The <span>polyhedron has 12 faces
</span>
Answer:
option c = angle b
Step-by-step explanation:
as angle b is inside the polygon as the rest angles are exterior(outside the polygon )
Answer:
A. 45°
Step-by-step explanation:
When we are given two measurements of interior angles we add both of those angles together.
Also know that a triangle equals 180 degrees
So when we write out this expression 

Hope this helps