Answer:
Step-by-step explanation:
lets look at the numbers
38-19=19
57-38=19
76-57=19
aₙ=aₙ-₁ +19
Answer:
Since we have two congruent sides with one congruent angle in between the answer is SAS.
Answer:
I'm just going to assume that your answer is correct since you didn't attach the question. If you are submitting this to your teacher then you are going to want to have correct spelling and grammar. The slang usage isn't professional, but if your teacher is fine with it then you should only worry about spelling. Hope this helped you!!
do you mean 2x squared? If so, x = 5, -5