X= 3 and x= -3 that should be the correct answer
and
. So we have a remainder of

and
. Subtracting this from the previous remainder gives a new remainder

and
. Subtracting this from the previous remainder gives a new one of

and we're done since 2 does not divide
. So we have

I think not because a square has four sides and a triangle has three.
Answer:
The square root of 144 will be 12
Side BC is congruent to side BC.
Using the congruent angles and the angle bisectors, you can get two angles congruent to two other angles, so you use ASA to prove the triangles congruent. Then you use CPCTC to prove the sides congruent.
Answer: C.) ASA