This expression is factored completely. However, if we foil, we can make it to it's original expression.
When you foil, you get:

Simplify.

Answer:
2
Step-by-step explanation:
2^13= 8192 and the last digit is 2.
Answer:
The measure of an arc is equal to the angle opposite it
Therefore the answer is C. 100°
Hope this helps!

As we know, sum of interior angles of a triangle is 180°
that is ~
Hence, value of x is 9°