Answer:
B alternate interior Angles
SSS Postulate all sides are congruent!
Answer:
21
Step-by-step explanation:
you stoopid
Answer: no idea
Step-by-step explanation:
The biggest possible set is

.
The question to ask yourself is: is the operation

<em>not valid for some values of x ? ("not valid" = impossible to compute)
</em>After removing all invalid values of <em>x </em>(if any), you have obtained the domain.<em>
</em>